Home / 97,448,789.81-146,124,547.19-31,861,384.22

Finding the Fourth Proportional to 97,448,789.81, 146,124,547.19 and 31,861,384.22

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Solution

The fourth proportional to 97,448,789.81, 146,124,547.19 and 31,861,384.22 is: 47,776,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,448,789.81 : 146,124,547.19 = 31,861,384.22 : x
  2. Step 2: Convert to fraction form
    97,448,789.81/146,124,547.19 = 31,861,384.22/x
  3. Step 3: Cross multiply
    97,448,789.81x = 146,124,547.19 × 31,861,384.22
  4. Step 4: Simplify right side
    97,448,789.81x = 4,655,730,341,834,804
  5. Step 5: Solve for x
    x = 4,655,730,341,834,804/97,448,789.81
  6. Step 6: Final answer
    x = 47,776,174.04

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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.