Home / 105,011,187,841.19-144,915,446,304.20-57,487,607,857.19

Finding the Fourth Proportional to 105,011,187,841.19, 144,915,446,304.20 and 57,487,607,857.19

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Solution

The fourth proportional to 105,011,187,841.19, 144,915,446,304.20 and 57,487,607,857.19 is: 79,332,902,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,011,187,841.19 : 144,915,446,304.20 = 57,487,607,857.19 : x
  2. Step 2: Convert to fraction form
    105,011,187,841.19/144,915,446,304.20 = 57,487,607,857.19/x
  3. Step 3: Cross multiply
    105,011,187,841.19x = 144,915,446,304.20 × 57,487,607,857.19
  4. Step 4: Simplify right side
    105,011,187,841.19x = 8,330,842,349,585,814,257,664
  5. Step 5: Solve for x
    x = 8,330,842,349,585,814,257,664/105,011,187,841.19
  6. Step 6: Final answer
    x = 79,332,902,720.66

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Double scale
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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.