Home / 156,011,211.60-234,016,817.40-79,483,707.60

Finding the Fourth Proportional to 156,011,211.60, 234,016,817.40 and 79,483,707.60

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Solution

The fourth proportional to 156,011,211.60, 234,016,817.40 and 79,483,707.60 is: 119,225,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,011,211.60 : 234,016,817.40 = 79,483,707.60 : x
  2. Step 2: Convert to fraction form
    156,011,211.60/234,016,817.40 = 79,483,707.60/x
  3. Step 3: Cross multiply
    156,011,211.60x = 234,016,817.40 × 79,483,707.60
  4. Step 4: Simplify right side
    156,011,211.60x = 18,600,524,287,704,192
  5. Step 5: Solve for x
    x = 18,600,524,287,704,192/156,011,211.60
  6. Step 6: Final answer
    x = 119,225,561.40

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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.