Home / 167,890,917.78-231,683,349.78-93,547,637.10

Finding the Fourth Proportional to 167,890,917.78, 231,683,349.78 and 93,547,637.10

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Solution

The fourth proportional to 167,890,917.78, 231,683,349.78 and 93,547,637.10 is: 129,092,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,890,917.78 : 231,683,349.78 = 93,547,637.10 : x
  2. Step 2: Convert to fraction form
    167,890,917.78/231,683,349.78 = 93,547,637.10/x
  3. Step 3: Cross multiply
    167,890,917.78x = 231,683,349.78 × 93,547,637.10
  4. Step 4: Simplify right side
    167,890,917.78x = 21,673,429,927,331,804
  5. Step 5: Solve for x
    x = 21,673,429,927,331,804/167,890,917.78
  6. Step 6: Final answer
    x = 129,092,330.98

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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.