Home / 943,102,379.60-1,414,653,569.40-426,541,727.60

Finding the Fourth Proportional to 943,102,379.60, 1,414,653,569.40 and 426,541,727.60

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Solution

The fourth proportional to 943,102,379.60, 1,414,653,569.40 and 426,541,727.60 is: 639,812,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,102,379.60 : 1,414,653,569.40 = 426,541,727.60 : x
  2. Step 2: Convert to fraction form
    943,102,379.60/1,414,653,569.40 = 426,541,727.60/x
  3. Step 3: Cross multiply
    943,102,379.60x = 1,414,653,569.40 × 426,541,727.60
  4. Step 4: Simplify right side
    943,102,379.60x = 603,408,777,447,382,528
  5. Step 5: Solve for x
    x = 603,408,777,447,382,528/943,102,379.60
  6. Step 6: Final answer
    x = 639,812,591.40

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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.