Home / 83,534,079,643.56-115,277,042,344.14-45,472,575,587.76

Finding the Fourth Proportional to 83,534,079,643.56, 115,277,042,344.14 and 45,472,575,587.76

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Solution

The fourth proportional to 83,534,079,643.56, 115,277,042,344.14 and 45,472,575,587.76 is: 62,752,161,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,534,079,643.56 : 115,277,042,344.14 = 45,472,575,587.76 : x
  2. Step 2: Convert to fraction form
    83,534,079,643.56/115,277,042,344.14 = 45,472,575,587.76/x
  3. Step 3: Cross multiply
    83,534,079,643.56x = 115,277,042,344.14 × 45,472,575,587.76
  4. Step 4: Simplify right side
    83,534,079,643.56x = 5,241,944,021,527,316,922,368
  5. Step 5: Solve for x
    x = 5,241,944,021,527,316,922,368/83,534,079,643.56
  6. Step 6: Final answer
    x = 62,752,161,080.78

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Double scale
Find fourth proportional to 83,534,079,644.56, 115,277,042,345.52 and 45,472,575,588.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.