Home / 546,264,047.90-819,396,071.85-483,128,857.10

Finding the Fourth Proportional to 546,264,047.90, 819,396,071.85 and 483,128,857.10

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Solution

The fourth proportional to 546,264,047.90, 819,396,071.85 and 483,128,857.10 is: 724,693,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,264,047.90 : 819,396,071.85 = 483,128,857.10 : x
  2. Step 2: Convert to fraction form
    546,264,047.90/819,396,071.85 = 483,128,857.10/x
  3. Step 3: Cross multiply
    546,264,047.90x = 819,396,071.85 × 483,128,857.10
  4. Step 4: Simplify right side
    546,264,047.90x = 395,873,887,705,120,000
  5. Step 5: Solve for x
    x = 395,873,887,705,120,000/546,264,047.90
  6. Step 6: Final answer
    x = 724,693,285.65

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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.