Home / 563,482,002.40-845,223,003.60-391,295,118.40

Finding the Fourth Proportional to 563,482,002.40, 845,223,003.60 and 391,295,118.40

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Solution

The fourth proportional to 563,482,002.40, 845,223,003.60 and 391,295,118.40 is: 586,942,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,482,002.40 : 845,223,003.60 = 391,295,118.40 : x
  2. Step 2: Convert to fraction form
    563,482,002.40/845,223,003.60 = 391,295,118.40/x
  3. Step 3: Cross multiply
    563,482,002.40x = 845,223,003.60 × 391,295,118.40
  4. Step 4: Simplify right side
    563,482,002.40x = 330,731,635,268,065,600
  5. Step 5: Solve for x
    x = 330,731,635,268,065,600/563,482,002.40
  6. Step 6: Final answer
    x = 586,942,677.60

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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.