Home / 583,453,285.76-805,156,072.08-319,132,966.61

Finding the Fourth Proportional to 583,453,285.76, 805,156,072.08 and 319,132,966.61

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Solution

The fourth proportional to 583,453,285.76, 805,156,072.08 and 319,132,966.61 is: 440,398,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,453,285.76 : 805,156,072.08 = 319,132,966.61 : x
  2. Step 2: Convert to fraction form
    583,453,285.76/805,156,072.08 = 319,132,966.61/x
  3. Step 3: Cross multiply
    583,453,285.76x = 805,156,072.08 × 319,132,966.61
  4. Step 4: Simplify right side
    583,453,285.76x = 256,951,845,866,945,408
  5. Step 5: Solve for x
    x = 256,951,845,866,945,408/583,453,285.76
  6. Step 6: Final answer
    x = 440,398,318.32

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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.