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Finding the Fourth Proportional to 964,467,017.70, 1,446,700,526.55 and 957,664,572.90

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Solution

The fourth proportional to 964,467,017.70, 1,446,700,526.55 and 957,664,572.90 is: 1,436,496,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,467,017.70 : 1,446,700,526.55 = 957,664,572.90 : x
  2. Step 2: Convert to fraction form
    964,467,017.70/1,446,700,526.55 = 957,664,572.90/x
  3. Step 3: Cross multiply
    964,467,017.70x = 1,446,700,526.55 × 957,664,572.90
  4. Step 4: Simplify right side
    964,467,017.70x = 1,385,453,841,872,710,656
  5. Step 5: Solve for x
    x = 1,385,453,841,872,710,656/964,467,017.70
  6. Step 6: Final answer
    x = 1,436,496,859.35

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Double scale
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Similar ratio
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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.