Home / 474,575,217.60-711,862,826.40-372,653,630.40

Finding the Fourth Proportional to 474,575,217.60, 711,862,826.40 and 372,653,630.40

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Solution

The fourth proportional to 474,575,217.60, 711,862,826.40 and 372,653,630.40 is: 558,980,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,575,217.60 : 711,862,826.40 = 372,653,630.40 : x
  2. Step 2: Convert to fraction form
    474,575,217.60/711,862,826.40 = 372,653,630.40/x
  3. Step 3: Cross multiply
    474,575,217.60x = 711,862,826.40 × 372,653,630.40
  4. Step 4: Simplify right side
    474,575,217.60x = 265,278,266,604,764,928
  5. Step 5: Solve for x
    x = 265,278,266,604,764,928/474,575,217.60
  6. Step 6: Final answer
    x = 558,980,445.60

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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.