Home / 971,472,056.80-1,456,704,200.40-357,740,370.40

Finding the Fourth Proportional to 971,472,056.80, 1,456,704,200.40 and 357,740,370.40

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Solution

The fourth proportional to 971,472,056.80, 1,456,704,200.40 and 357,740,370.40 is: 536,425,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,472,056.80 : 1,456,704,200.40 = 357,740,370.40 : x
  2. Step 2: Convert to fraction form
    971,472,056.80/1,456,704,200.40 = 357,740,370.40/x
  3. Step 3: Cross multiply
    971,472,056.80x = 1,456,704,200.40 × 357,740,370.40
  4. Step 4: Simplify right side
    971,472,056.80x = 521,121,900,214,331,840
  5. Step 5: Solve for x
    x = 521,121,900,214,331,840/971,472,056.80
  6. Step 6: Final answer
    x = 536,425,002.21

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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.