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Finding the Fourth Proportional to 96,771,129.40, 135,658,740.20 and 96,771,129.40

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Solution

The fourth proportional to 96,771,129.40, 135,658,740.20 and 96,771,129.40 is: 135,658,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771,129.40 : 135,658,740.20 = 96,771,129.40 : x
  2. Step 2: Convert to fraction form
    96,771,129.40/135,658,740.20 = 96,771,129.40/x
  3. Step 3: Cross multiply
    96,771,129.40x = 135,658,740.20 × 96,771,129.40
  4. Step 4: Simplify right side
    96,771,129.40x = 13,127,849,502,135,182
  5. Step 5: Solve for x
    x = 13,127,849,502,135,182/96,771,129.40
  6. Step 6: Final answer
    x = 135,658,740.20

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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.