Home / 453,813,818,827.55-680,840,123,828.10-163,087,785,445.83

Finding the Fourth Proportional to 453,813,818,827.55, 680,840,123,828.10 and 163,087,785,445.83

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Solution

The fourth proportional to 453,813,818,827.55, 680,840,123,828.10 and 163,087,785,445.83 is: 244,674,585,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,813,818,827.55 : 680,840,123,828.10 = 163,087,785,445.83 : x
  2. Step 2: Convert to fraction form
    453,813,818,827.55/680,840,123,828.10 = 163,087,785,445.83/x
  3. Step 3: Cross multiply
    453,813,818,827.55x = 680,840,123,828.10 × 163,087,785,445.83
  4. Step 4: Simplify right side
    453,813,818,827.55x = 111,036,708,037,789,480,910,848
  5. Step 5: Solve for x
    x = 111,036,708,037,789,480,910,848/453,813,818,827.55
  6. Step 6: Final answer
    x = 244,674,585,548.45

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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.