Home / 65,564,049.40-98,346,074.10-31,551,825.40

Finding the Fourth Proportional to 65,564,049.40, 98,346,074.10 and 31,551,825.40

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Solution

The fourth proportional to 65,564,049.40, 98,346,074.10 and 31,551,825.40 is: 47,327,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,564,049.40 : 98,346,074.10 = 31,551,825.40 : x
  2. Step 2: Convert to fraction form
    65,564,049.40/98,346,074.10 = 31,551,825.40/x
  3. Step 3: Cross multiply
    65,564,049.40x = 98,346,074.10 × 31,551,825.40
  4. Step 4: Simplify right side
    65,564,049.40x = 3,102,998,158,778,662
  5. Step 5: Solve for x
    x = 3,102,998,158,778,662/65,564,049.40
  6. Step 6: Final answer
    x = 47,327,738.10

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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.