Home / 1,314,173,695.80-1,971,132,434.10-344,825,311.80

Finding the Fourth Proportional to 1,314,173,695.80, 1,971,132,434.10 and 344,825,311.80

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Solution

The fourth proportional to 1,314,173,695.80, 1,971,132,434.10 and 344,825,311.80 is: 517,204,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,173,695.80 : 1,971,132,434.10 = 344,825,311.80 : x
  2. Step 2: Convert to fraction form
    1,314,173,695.80/1,971,132,434.10 = 344,825,311.80/x
  3. Step 3: Cross multiply
    1,314,173,695.80x = 1,971,132,434.10 × 344,825,311.80
  4. Step 4: Simplify right side
    1,314,173,695.80x = 679,696,356,187,625,472
  5. Step 5: Solve for x
    x = 679,696,356,187,625,472/1,314,173,695.80
  6. Step 6: Final answer
    x = 517,204,353.09

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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.