Home / 906,962,521.60-1,360,576,492.80-293,442,342.40

Finding the Fourth Proportional to 906,962,521.60, 1,360,576,492.80 and 293,442,342.40

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Solution

The fourth proportional to 906,962,521.60, 1,360,576,492.80 and 293,442,342.40 is: 440,206,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,962,521.60 : 1,360,576,492.80 = 293,442,342.40 : x
  2. Step 2: Convert to fraction form
    906,962,521.60/1,360,576,492.80 = 293,442,342.40/x
  3. Step 3: Cross multiply
    906,962,521.60x = 1,360,576,492.80 × 293,442,342.40
  4. Step 4: Simplify right side
    906,962,521.60x = 399,250,753,061,608,704
  5. Step 5: Solve for x
    x = 399,250,753,061,608,704/906,962,521.60
  6. Step 6: Final answer
    x = 440,206,451.26

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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.