Home / 1,207,187,374,513.50-1,665,923,756,033.20-658,490,636,870.30

Finding the Fourth Proportional to 1,207,187,374,513.50, 1,665,923,756,033.20 and 658,490,636,870.30

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Solution

The fourth proportional to 1,207,187,374,513.50, 1,665,923,756,033.20 and 658,490,636,870.30 is: 908,719,904,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,187,374,513.50 : 1,665,923,756,033.20 = 658,490,636,870.30 : x
  2. Step 2: Convert to fraction form
    1,207,187,374,513.50/1,665,923,756,033.20 = 658,490,636,870.30/x
  3. Step 3: Cross multiply
    1,207,187,374,513.50x = 1,665,923,756,033.20 × 658,490,636,870.30
  4. Step 4: Simplify right side
    1,207,187,374,513.50x = 1,096,995,195,087,664,143,400,960
  5. Step 5: Solve for x
    x = 1,096,995,195,087,664,143,400,960/1,207,187,374,513.50
  6. Step 6: Final answer
    x = 908,719,904,008.07

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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.