Home / 546,251,147.80-819,376,721.70-537,181,221.40

Finding the Fourth Proportional to 546,251,147.80, 819,376,721.70 and 537,181,221.40

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Solution

The fourth proportional to 546,251,147.80, 819,376,721.70 and 537,181,221.40 is: 805,771,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,251,147.80 : 819,376,721.70 = 537,181,221.40 : x
  2. Step 2: Convert to fraction form
    546,251,147.80/819,376,721.70 = 537,181,221.40/x
  3. Step 3: Cross multiply
    546,251,147.80x = 819,376,721.70 × 537,181,221.40
  4. Step 4: Simplify right side
    546,251,147.80x = 440,153,788,149,533,888
  5. Step 5: Solve for x
    x = 440,153,788,149,533,888/546,251,147.80
  6. Step 6: Final answer
    x = 805,771,832.10

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1.5x scale

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.