Home / 409,018,576.59-564,446,267.20-232,806,570.12

Finding the Fourth Proportional to 409,018,576.59, 564,446,267.20 and 232,806,570.12

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Solution

The fourth proportional to 409,018,576.59, 564,446,267.20 and 232,806,570.12 is: 321,273,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,018,576.59 : 564,446,267.20 = 232,806,570.12 : x
  2. Step 2: Convert to fraction form
    409,018,576.59/564,446,267.20 = 232,806,570.12/x
  3. Step 3: Cross multiply
    409,018,576.59x = 564,446,267.20 × 232,806,570.12
  4. Step 4: Simplify right side
    409,018,576.59x = 131,406,799,480,464,816
  5. Step 5: Solve for x
    x = 131,406,799,480,464,816/409,018,576.59
  6. Step 6: Final answer
    x = 321,273,426.20

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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.