Home / 83,929,420.90-125,894,131.35-49,833,216.10

Finding the Fourth Proportional to 83,929,420.90, 125,894,131.35 and 49,833,216.10

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Solution

The fourth proportional to 83,929,420.90, 125,894,131.35 and 49,833,216.10 is: 74,749,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,929,420.90 : 125,894,131.35 = 49,833,216.10 : x
  2. Step 2: Convert to fraction form
    83,929,420.90/125,894,131.35 = 49,833,216.10/x
  3. Step 3: Cross multiply
    83,929,420.90x = 125,894,131.35 × 49,833,216.10
  4. Step 4: Simplify right side
    83,929,420.90x = 6,273,709,453,286,335
  5. Step 5: Solve for x
    x = 6,273,709,453,286,335/83,929,420.90
  6. Step 6: Final answer
    x = 74,749,824.15

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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.