Home / 1,337,472,026.40-2,006,208,039.60-813,683,776.80

Finding the Fourth Proportional to 1,337,472,026.40, 2,006,208,039.60 and 813,683,776.80

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Solution

The fourth proportional to 1,337,472,026.40, 2,006,208,039.60 and 813,683,776.80 is: 1,220,525,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,472,026.40 : 2,006,208,039.60 = 813,683,776.80 : x
  2. Step 2: Convert to fraction form
    1,337,472,026.40/2,006,208,039.60 = 813,683,776.80/x
  3. Step 3: Cross multiply
    1,337,472,026.40x = 2,006,208,039.60 × 813,683,776.80
  4. Step 4: Simplify right side
    1,337,472,026.40x = 1,632,418,934,708,251,904
  5. Step 5: Solve for x
    x = 1,632,418,934,708,251,904/1,337,472,026.40
  6. Step 6: Final answer
    x = 1,220,525,665.20

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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.