Home / 574,956,979.20-862,435,468.80-166,026,470.40

Finding the Fourth Proportional to 574,956,979.20, 862,435,468.80 and 166,026,470.40

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Solution

The fourth proportional to 574,956,979.20, 862,435,468.80 and 166,026,470.40 is: 249,039,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,956,979.20 : 862,435,468.80 = 166,026,470.40 : x
  2. Step 2: Convert to fraction form
    574,956,979.20/862,435,468.80 = 166,026,470.40/x
  3. Step 3: Cross multiply
    574,956,979.20x = 862,435,468.80 × 166,026,470.40
  4. Step 4: Simplify right side
    574,956,979.20x = 143,187,116,832,633,328
  5. Step 5: Solve for x
    x = 143,187,116,832,633,328/574,956,979.20
  6. Step 6: Final answer
    x = 249,039,705.60

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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.