Home / 57,024,937.80-85,369,445.10-53,703,030.60

Finding the Fourth Proportional to 57,024,937.80, 85,369,445.10 and 53,703,030.60

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Solution

The fourth proportional to 57,024,937.80, 85,369,445.10 and 53,703,030.60 is: 80,396,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,024,937.80 : 85,369,445.10 = 53,703,030.60 : x
  2. Step 2: Convert to fraction form
    57,024,937.80/85,369,445.10 = 53,703,030.60/x
  3. Step 3: Cross multiply
    57,024,937.80x = 85,369,445.10 × 53,703,030.60
  4. Step 4: Simplify right side
    57,024,937.80x = 4,584,597,922,510,320
  5. Step 5: Solve for x
    x = 4,584,597,922,510,320/57,024,937.80
  6. Step 6: Final answer
    x = 80,396,368.67

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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.