Home / 45,688,117.40-68,532,176.10-43,672,578.20

Finding the Fourth Proportional to 45,688,117.40, 68,532,176.10 and 43,672,578.20

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Solution

The fourth proportional to 45,688,117.40, 68,532,176.10 and 43,672,578.20 is: 65,508,867.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,688,117.40 : 68,532,176.10 = 43,672,578.20 : x
  2. Step 2: Convert to fraction form
    45,688,117.40/68,532,176.10 = 43,672,578.20/x
  3. Step 3: Cross multiply
    45,688,117.40x = 68,532,176.10 × 43,672,578.20
  4. Step 4: Simplify right side
    45,688,117.40x = 2,992,976,819,943,421
  5. Step 5: Solve for x
    x = 2,992,976,819,943,421/45,688,117.40
  6. Step 6: Final answer
    x = 65,508,867.30

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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.