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Finding the Fourth Proportional to 497,666,965.60, 746,500,448.40 and 497,666,965.60

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Solution

The fourth proportional to 497,666,965.60, 746,500,448.40 and 497,666,965.60 is: 746,500,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,666,965.60 : 746,500,448.40 = 497,666,965.60 : x
  2. Step 2: Convert to fraction form
    497,666,965.60/746,500,448.40 = 497,666,965.60/x
  3. Step 3: Cross multiply
    497,666,965.60x = 746,500,448.40 × 497,666,965.60
  4. Step 4: Simplify right side
    497,666,965.60x = 371,508,612,974,267,392
  5. Step 5: Solve for x
    x = 371,508,612,974,267,392/497,666,965.60
  6. Step 6: Final answer
    x = 746,500,448.40

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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.