Home / 113,791,547.43-157,032,829.95-61,580,587.48

Finding the Fourth Proportional to 113,791,547.43, 157,032,829.95 and 61,580,587.48

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Solution

The fourth proportional to 113,791,547.43, 157,032,829.95 and 61,580,587.48 is: 84,981,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,791,547.43 : 157,032,829.95 = 61,580,587.48 : x
  2. Step 2: Convert to fraction form
    113,791,547.43/157,032,829.95 = 61,580,587.48/x
  3. Step 3: Cross multiply
    113,791,547.43x = 157,032,829.95 × 61,580,587.48
  4. Step 4: Simplify right side
    113,791,547.43x = 9,670,173,921,967,938
  5. Step 5: Solve for x
    x = 9,670,173,921,967,938/113,791,547.43
  6. Step 6: Final answer
    x = 84,981,478.33

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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.