Home / 657,332,442.30-985,998,663.45-384,562,803.90

Finding the Fourth Proportional to 657,332,442.30, 985,998,663.45 and 384,562,803.90

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Solution

The fourth proportional to 657,332,442.30, 985,998,663.45 and 384,562,803.90 is: 576,844,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,332,442.30 : 985,998,663.45 = 384,562,803.90 : x
  2. Step 2: Convert to fraction form
    657,332,442.30/985,998,663.45 = 384,562,803.90/x
  3. Step 3: Cross multiply
    657,332,442.30x = 985,998,663.45 × 384,562,803.90
  4. Step 4: Simplify right side
    657,332,442.30x = 379,178,410,657,984,448
  5. Step 5: Solve for x
    x = 379,178,410,657,984,448/657,332,442.30
  6. Step 6: Final answer
    x = 576,844,205.85

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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.