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Finding the Fourth Proportional to 249,168,545.20, 373,752,817.80 and 249,168,545.20

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Solution

The fourth proportional to 249,168,545.20, 373,752,817.80 and 249,168,545.20 is: 373,752,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,168,545.20 : 373,752,817.80 = 249,168,545.20 : x
  2. Step 2: Convert to fraction form
    249,168,545.20/373,752,817.80 = 249,168,545.20/x
  3. Step 3: Cross multiply
    249,168,545.20x = 373,752,817.80 × 249,168,545.20
  4. Step 4: Simplify right side
    249,168,545.20x = 93,127,445,875,626,656
  5. Step 5: Solve for x
    x = 93,127,445,875,626,656/249,168,545.20
  6. Step 6: Final answer
    x = 373,752,817.80

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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.