Home / 230,466,712.80-345,700,069.20-144,470,373.60

Finding the Fourth Proportional to 230,466,712.80, 345,700,069.20 and 144,470,373.60

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Solution

The fourth proportional to 230,466,712.80, 345,700,069.20 and 144,470,373.60 is: 216,705,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,466,712.80 : 345,700,069.20 = 144,470,373.60 : x
  2. Step 2: Convert to fraction form
    230,466,712.80/345,700,069.20 = 144,470,373.60/x
  3. Step 3: Cross multiply
    230,466,712.80x = 345,700,069.20 × 144,470,373.60
  4. Step 4: Simplify right side
    230,466,712.80x = 49,943,418,150,869,848
  5. Step 5: Solve for x
    x = 49,943,418,150,869,848/230,466,712.80
  6. Step 6: Final answer
    x = 216,705,560.40

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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.