Home / 607,227,354.92-838,029,919.81-369,017,562.59

Finding the Fourth Proportional to 607,227,354.92, 838,029,919.81 and 369,017,562.59

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Solution

The fourth proportional to 607,227,354.92, 838,029,919.81 and 369,017,562.59 is: 509,278,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,227,354.92 : 838,029,919.81 = 369,017,562.59 : x
  2. Step 2: Convert to fraction form
    607,227,354.92/838,029,919.81 = 369,017,562.59/x
  3. Step 3: Cross multiply
    607,227,354.92x = 838,029,919.81 × 369,017,562.59
  4. Step 4: Simplify right side
    607,227,354.92x = 309,247,758,385,779,328
  5. Step 5: Solve for x
    x = 309,247,758,385,779,328/607,227,354.92
  6. Step 6: Final answer
    x = 509,278,371.40

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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.