Home / 65,205,081.60-97,807,622.40-34,971,993.60

Finding the Fourth Proportional to 65,205,081.60, 97,807,622.40 and 34,971,993.60

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Solution

The fourth proportional to 65,205,081.60, 97,807,622.40 and 34,971,993.60 is: 52,457,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,205,081.60 : 97,807,622.40 = 34,971,993.60 : x
  2. Step 2: Convert to fraction form
    65,205,081.60/97,807,622.40 = 34,971,993.60/x
  3. Step 3: Cross multiply
    65,205,081.60x = 97,807,622.40 × 34,971,993.60
  4. Step 4: Simplify right side
    65,205,081.60x = 3,420,527,544,604,017
  5. Step 5: Solve for x
    x = 3,420,527,544,604,017/65,205,081.60
  6. Step 6: Final answer
    x = 52,457,990.40

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Similar ratio
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1.5x scale

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.