Home / 458,500,545.40-632,728,057.60-249,656,188

Finding the Fourth Proportional to 458,500,545.40, 632,728,057.60 and 249,656,188

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Solution

The fourth proportional to 458,500,545.40, 632,728,057.60 and 249,656,188 is: 344,524,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,500,545.40 : 632,728,057.60 = 249,656,188 : x
  2. Step 2: Convert to fraction form
    458,500,545.40/632,728,057.60 = 249,656,188/x
  3. Step 3: Cross multiply
    458,500,545.40x = 632,728,057.60 × 249,656,188
  4. Step 4: Simplify right side
    458,500,545.40x = 157,964,474,901,060,448
  5. Step 5: Solve for x
    x = 157,964,474,901,060,448/458,500,545.40
  6. Step 6: Final answer
    x = 344,524,071.97

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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.