Home / 753,232,232.66-1,129,827,463.15-200,539,402.79

Finding the Fourth Proportional to 753,232,232.66, 1,129,827,463.15 and 200,539,402.79

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Solution

The fourth proportional to 753,232,232.66, 1,129,827,463.15 and 200,539,402.79 is: 300,803,543.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,232,232.66 : 1,129,827,463.15 = 200,539,402.79 : x
  2. Step 2: Convert to fraction form
    753,232,232.66/1,129,827,463.15 = 200,539,402.79/x
  3. Step 3: Cross multiply
    753,232,232.66x = 1,129,827,463.15 × 200,539,402.79
  4. Step 4: Simplify right side
    753,232,232.66x = 226,574,924,715,841,728
  5. Step 5: Solve for x
    x = 226,574,924,715,841,728/753,232,232.66
  6. Step 6: Final answer
    x = 300,803,543.57

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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.