Home / 578,406,741.16-798,198,411.72-314,086,380.52

Finding the Fourth Proportional to 578,406,741.16, 798,198,411.72 and 314,086,380.52

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Solution

The fourth proportional to 578,406,741.16, 798,198,411.72 and 314,086,380.52 is: 433,437,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,406,741.16 : 798,198,411.72 = 314,086,380.52 : x
  2. Step 2: Convert to fraction form
    578,406,741.16/798,198,411.72 = 314,086,380.52/x
  3. Step 3: Cross multiply
    578,406,741.16x = 798,198,411.72 × 314,086,380.52
  4. Step 4: Simplify right side
    578,406,741.16x = 250,703,250,073,947,552
  5. Step 5: Solve for x
    x = 250,703,250,073,947,552/578,406,741.16
  6. Step 6: Final answer
    x = 433,437,635.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.