Home / 935,558,230.60-1,403,337,345.90-476,393,206.60

Finding the Fourth Proportional to 935,558,230.60, 1,403,337,345.90 and 476,393,206.60

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Solution

The fourth proportional to 935,558,230.60, 1,403,337,345.90 and 476,393,206.60 is: 714,589,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,558,230.60 : 1,403,337,345.90 = 476,393,206.60 : x
  2. Step 2: Convert to fraction form
    935,558,230.60/1,403,337,345.90 = 476,393,206.60/x
  3. Step 3: Cross multiply
    935,558,230.60x = 1,403,337,345.90 × 476,393,206.60
  4. Step 4: Simplify right side
    935,558,230.60x = 668,540,378,154,834,432
  5. Step 5: Solve for x
    x = 668,540,378,154,834,432/935,558,230.60
  6. Step 6: Final answer
    x = 714,589,809.90

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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.