Home / 65,204,043.90-97,806,065.85-42,245,792.70

Finding the Fourth Proportional to 65,204,043.90, 97,806,065.85 and 42,245,792.70

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Solution

The fourth proportional to 65,204,043.90, 97,806,065.85 and 42,245,792.70 is: 63,368,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,204,043.90 : 97,806,065.85 = 42,245,792.70 : x
  2. Step 2: Convert to fraction form
    65,204,043.90/97,806,065.85 = 42,245,792.70/x
  3. Step 3: Cross multiply
    65,204,043.90x = 97,806,065.85 × 42,245,792.70
  4. Step 4: Simplify right side
    65,204,043.90x = 4,131,894,782,701,649.50
  5. Step 5: Solve for x
    x = 4,131,894,782,701,649.50/65,204,043.90
  6. Step 6: Final answer
    x = 63,368,689.05

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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.