Home / 88,138,402.29-121,502,804.56-61,594,345.22

Finding the Fourth Proportional to 88,138,402.29, 121,502,804.56 and 61,594,345.22

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Solution

The fourth proportional to 88,138,402.29, 121,502,804.56 and 61,594,345.22 is: 84,910,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,402.29 : 121,502,804.56 = 61,594,345.22 : x
  2. Step 2: Convert to fraction form
    88,138,402.29/121,502,804.56 = 61,594,345.22/x
  3. Step 3: Cross multiply
    88,138,402.29x = 121,502,804.56 × 61,594,345.22
  4. Step 4: Simplify right side
    88,138,402.29x = 7,483,885,688,505,331
  5. Step 5: Solve for x
    x = 7,483,885,688,505,331/88,138,402.29
  6. Step 6: Final answer
    x = 84,910,612.11

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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.