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Finding the Fourth Proportional to 66,863,114.90, 93,417,042.10 and 66,863,114.90

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Solution

The fourth proportional to 66,863,114.90, 93,417,042.10 and 66,863,114.90 is: 93,417,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,863,114.90 : 93,417,042.10 = 66,863,114.90 : x
  2. Step 2: Convert to fraction form
    66,863,114.90/93,417,042.10 = 66,863,114.90/x
  3. Step 3: Cross multiply
    66,863,114.90x = 93,417,042.10 × 66,863,114.90
  4. Step 4: Simplify right side
    66,863,114.90x = 6,246,154,419,550,437
  5. Step 5: Solve for x
    x = 6,246,154,419,550,437/66,863,114.90
  6. Step 6: Final answer
    x = 93,417,042.10

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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.