Home / 77,527,529.60-116,291,294.40-53,341,059.20

Finding the Fourth Proportional to 77,527,529.60, 116,291,294.40 and 53,341,059.20

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Solution

The fourth proportional to 77,527,529.60, 116,291,294.40 and 53,341,059.20 is: 80,011,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,527,529.60 : 116,291,294.40 = 53,341,059.20 : x
  2. Step 2: Convert to fraction form
    77,527,529.60/116,291,294.40 = 53,341,059.20/x
  3. Step 3: Cross multiply
    77,527,529.60x = 116,291,294.40 × 53,341,059.20
  4. Step 4: Simplify right side
    77,527,529.60x = 6,203,100,819,035,029
  5. Step 5: Solve for x
    x = 6,203,100,819,035,029/77,527,529.60
  6. Step 6: Final answer
    x = 80,011,588.80

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Double scale
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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.