Home / 157,692,478.71-217,613,328.26-88,078,849.59

Finding the Fourth Proportional to 157,692,478.71, 217,613,328.26 and 88,078,849.59

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Solution

The fourth proportional to 157,692,478.71, 217,613,328.26 and 88,078,849.59 is: 121,547,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,692,478.71 : 217,613,328.26 = 88,078,849.59 : x
  2. Step 2: Convert to fraction form
    157,692,478.71/217,613,328.26 = 88,078,849.59/x
  3. Step 3: Cross multiply
    157,692,478.71x = 217,613,328.26 × 88,078,849.59
  4. Step 4: Simplify right side
    157,692,478.71x = 19,167,131,608,151,444
  5. Step 5: Solve for x
    x = 19,167,131,608,151,444/157,692,478.71
  6. Step 6: Final answer
    x = 121,547,532.04

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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.