Home / 474,517,542.40-710,880,518.40-243,700,979.20

Finding the Fourth Proportional to 474,517,542.40, 710,880,518.40 and 243,700,979.20

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Solution

The fourth proportional to 474,517,542.40, 710,880,518.40 and 243,700,979.20 is: 365,091,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,517,542.40 : 710,880,518.40 = 243,700,979.20 : x
  2. Step 2: Convert to fraction form
    474,517,542.40/710,880,518.40 = 243,700,979.20/x
  3. Step 3: Cross multiply
    474,517,542.40x = 710,880,518.40 × 243,700,979.20
  4. Step 4: Simplify right side
    474,517,542.40x = 173,242,278,428,283,616
  5. Step 5: Solve for x
    x = 173,242,278,428,283,616/474,517,542.40
  6. Step 6: Final answer
    x = 365,091,409.59

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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.