Home / 735,650,874.04-1,015,444,209.74-438,386,332.64

Finding the Fourth Proportional to 735,650,874.04, 1,015,444,209.74 and 438,386,332.64

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Solution

The fourth proportional to 735,650,874.04, 1,015,444,209.74 and 438,386,332.64 is: 605,119,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,650,874.04 : 1,015,444,209.74 = 438,386,332.64 : x
  2. Step 2: Convert to fraction form
    735,650,874.04/1,015,444,209.74 = 438,386,332.64/x
  3. Step 3: Cross multiply
    735,650,874.04x = 1,015,444,209.74 × 438,386,332.64
  4. Step 4: Simplify right side
    735,650,874.04x = 445,156,863,108,441,536
  5. Step 5: Solve for x
    x = 445,156,863,108,441,536/735,650,874.04
  6. Step 6: Final answer
    x = 605,119,736.57

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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.