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Finding the Fourth Proportional to 546,535,577.80, 819,803,366.70 and 493,816,630.60

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Solution

The fourth proportional to 546,535,577.80, 819,803,366.70 and 493,816,630.60 is: 740,724,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,535,577.80 : 819,803,366.70 = 493,816,630.60 : x
  2. Step 2: Convert to fraction form
    546,535,577.80/819,803,366.70 = 493,816,630.60/x
  3. Step 3: Cross multiply
    546,535,577.80x = 819,803,366.70 × 493,816,630.60
  4. Step 4: Simplify right side
    546,535,577.80x = 404,832,536,298,330,304
  5. Step 5: Solve for x
    x = 404,832,536,298,330,304/546,535,577.80
  6. Step 6: Final answer
    x = 740,724,945.90

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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.