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Finding the Fourth Proportional to 157,365,545.40, 236,048,318.10 and 157,365,545.40

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Solution

The fourth proportional to 157,365,545.40, 236,048,318.10 and 157,365,545.40 is: 236,048,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,365,545.40 : 236,048,318.10 = 157,365,545.40 : x
  2. Step 2: Convert to fraction form
    157,365,545.40/236,048,318.10 = 157,365,545.40/x
  3. Step 3: Cross multiply
    157,365,545.40x = 236,048,318.10 × 157,365,545.40
  4. Step 4: Simplify right side
    157,365,545.40x = 37,145,872,318,559,192
  5. Step 5: Solve for x
    x = 37,145,872,318,559,192/157,365,545.40
  6. Step 6: Final answer
    x = 236,048,318.10

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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.