Home / 590,490,861.20-885,736,291.80-344,595,078.80

Finding the Fourth Proportional to 590,490,861.20, 885,736,291.80 and 344,595,078.80

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Solution

The fourth proportional to 590,490,861.20, 885,736,291.80 and 344,595,078.80 is: 516,892,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,490,861.20 : 885,736,291.80 = 344,595,078.80 : x
  2. Step 2: Convert to fraction form
    590,490,861.20/885,736,291.80 = 344,595,078.80/x
  3. Step 3: Cross multiply
    590,490,861.20x = 885,736,291.80 × 344,595,078.80
  4. Step 4: Simplify right side
    590,490,861.20x = 305,220,367,268,840,768
  5. Step 5: Solve for x
    x = 305,220,367,268,840,768/590,490,861.20
  6. Step 6: Final answer
    x = 516,892,618.20

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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.