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Finding the Fourth Proportional to 93,606,422.40, 140,157,691.20 and 93,606,422.40

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Solution

The fourth proportional to 93,606,422.40, 140,157,691.20 and 93,606,422.40 is: 140,157,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,606,422.40 : 140,157,691.20 = 93,606,422.40 : x
  2. Step 2: Convert to fraction form
    93,606,422.40/140,157,691.20 = 93,606,422.40/x
  3. Step 3: Cross multiply
    93,606,422.40x = 140,157,691.20 × 93,606,422.40
  4. Step 4: Simplify right side
    93,606,422.40x = 13,119,660,045,075,962
  5. Step 5: Solve for x
    x = 13,119,660,045,075,962/93,606,422.40
  6. Step 6: Final answer
    x = 140,157,691.20

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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.