Home / 161,759,518.60-242,639,277.90-100,537,515.40

Finding the Fourth Proportional to 161,759,518.60, 242,639,277.90 and 100,537,515.40

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Solution

The fourth proportional to 161,759,518.60, 242,639,277.90 and 100,537,515.40 is: 150,806,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,759,518.60 : 242,639,277.90 = 100,537,515.40 : x
  2. Step 2: Convert to fraction form
    161,759,518.60/242,639,277.90 = 100,537,515.40/x
  3. Step 3: Cross multiply
    161,759,518.60x = 242,639,277.90 × 100,537,515.40
  4. Step 4: Simplify right side
    161,759,518.60x = 24,394,350,138,516,132
  5. Step 5: Solve for x
    x = 24,394,350,138,516,132/161,759,518.60
  6. Step 6: Final answer
    x = 150,806,273.10

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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.