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Finding the Fourth Proportional to 908,763,023.60, 1,363,144,535.40 and 908,763,023.60

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Solution

The fourth proportional to 908,763,023.60, 1,363,144,535.40 and 908,763,023.60 is: 1,363,144,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,763,023.60 : 1,363,144,535.40 = 908,763,023.60 : x
  2. Step 2: Convert to fraction form
    908,763,023.60/1,363,144,535.40 = 908,763,023.60/x
  3. Step 3: Cross multiply
    908,763,023.60x = 1,363,144,535.40 × 908,763,023.60
  4. Step 4: Simplify right side
    908,763,023.60x = 1,238,775,349,593,921,280
  5. Step 5: Solve for x
    x = 1,238,775,349,593,921,280/908,763,023.60
  6. Step 6: Final answer
    x = 1,363,144,535.40

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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.