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Finding the Fourth Proportional to 957,911,807.20, 1,436,867,710.80 and 957,911,807.20

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Solution

The fourth proportional to 957,911,807.20, 1,436,867,710.80 and 957,911,807.20 is: 1,436,867,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,911,807.20 : 1,436,867,710.80 = 957,911,807.20 : x
  2. Step 2: Convert to fraction form
    957,911,807.20/1,436,867,710.80 = 957,911,807.20/x
  3. Step 3: Cross multiply
    957,911,807.20x = 1,436,867,710.80 × 957,911,807.20
  4. Step 4: Simplify right side
    957,911,807.20x = 1,376,392,545,559,755,008
  5. Step 5: Solve for x
    x = 1,376,392,545,559,755,008/957,911,807.20
  6. Step 6: Final answer
    x = 1,436,867,710.80

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1.5x scale

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.