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Finding the Fourth Proportional to 93,744,045.20, 130,939,332.40 and 93,744,045.20

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Solution

The fourth proportional to 93,744,045.20, 130,939,332.40 and 93,744,045.20 is: 130,939,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,744,045.20 : 130,939,332.40 = 93,744,045.20 : x
  2. Step 2: Convert to fraction form
    93,744,045.20/130,939,332.40 = 93,744,045.20/x
  3. Step 3: Cross multiply
    93,744,045.20x = 130,939,332.40 × 93,744,045.20
  4. Step 4: Simplify right side
    93,744,045.20x = 12,274,782,694,963,426
  5. Step 5: Solve for x
    x = 12,274,782,694,963,426/93,744,045.20
  6. Step 6: Final answer
    x = 130,939,332.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.