Home / 77,142,845,583.78-115,714,658,427.39-24,079,430,574.78

Finding the Fourth Proportional to 77,142,845,583.78, 115,714,658,427.39 and 24,079,430,574.78

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Solution

The fourth proportional to 77,142,845,583.78, 115,714,658,427.39 and 24,079,430,574.78 is: 36,119,267,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,142,845,583.78 : 115,714,658,427.39 = 24,079,430,574.78 : x
  2. Step 2: Convert to fraction form
    77,142,845,583.78/115,714,658,427.39 = 24,079,430,574.78/x
  3. Step 3: Cross multiply
    77,142,845,583.78x = 115,714,658,427.39 × 24,079,430,574.78
  4. Step 4: Simplify right side
    77,142,845,583.78x = 2,786,343,084,086,718,889,984
  5. Step 5: Solve for x
    x = 2,786,343,084,086,718,889,984/77,142,845,583.78
  6. Step 6: Final answer
    x = 36,119,267,613.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.