Home / 497,619,319.80-745,881,549.30-174,336,785.40

Finding the Fourth Proportional to 497,619,319.80, 745,881,549.30 and 174,336,785.40

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Solution

The fourth proportional to 497,619,319.80, 745,881,549.30 and 174,336,785.40 is: 261,313,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,619,319.80 : 745,881,549.30 = 174,336,785.40 : x
  2. Step 2: Convert to fraction form
    497,619,319.80/745,881,549.30 = 174,336,785.40/x
  3. Step 3: Cross multiply
    497,619,319.80x = 745,881,549.30 × 174,336,785.40
  4. Step 4: Simplify right side
    497,619,319.80x = 130,034,591,594,133,616
  5. Step 5: Solve for x
    x = 130,034,591,594,133,616/497,619,319.80
  6. Step 6: Final answer
    x = 261,313,390.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.