Home / 783,592,369.89-1,175,025,343.33-292,173,693.30

Finding the Fourth Proportional to 783,592,369.89, 1,175,025,343.33 and 292,173,693.30

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Solution

The fourth proportional to 783,592,369.89, 1,175,025,343.33 and 292,173,693.30 is: 438,125,111.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,592,369.89 : 1,175,025,343.33 = 292,173,693.30 : x
  2. Step 2: Convert to fraction form
    783,592,369.89/1,175,025,343.33 = 292,173,693.30/x
  3. Step 3: Cross multiply
    783,592,369.89x = 1,175,025,343.33 × 292,173,693.30
  4. Step 4: Simplify right side
    783,592,369.89x = 343,311,494,282,206,464
  5. Step 5: Solve for x
    x = 343,311,494,282,206,464/783,592,369.89
  6. Step 6: Final answer
    x = 438,125,111.32

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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.