Home / 137,592,420.32-206,418,490.32-41,851,820

Finding the Fourth Proportional to 137,592,420.32, 206,418,490.32 and 41,851,820

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Solution

The fourth proportional to 137,592,420.32, 206,418,490.32 and 41,851,820 is: 62,786,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,592,420.32 : 206,418,490.32 = 41,851,820 : x
  2. Step 2: Convert to fraction form
    137,592,420.32/206,418,490.32 = 41,851,820/x
  3. Step 3: Cross multiply
    137,592,420.32x = 206,418,490.32 × 41,851,820
  4. Step 4: Simplify right side
    137,592,420.32x = 8,638,989,501,544,382
  5. Step 5: Solve for x
    x = 8,638,989,501,544,382/137,592,420.32
  6. Step 6: Final answer
    x = 62,786,812.54

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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.