Home / 146,710,281.60-220,065,422.40-103,663,560.60

Finding the Fourth Proportional to 146,710,281.60, 220,065,422.40 and 103,663,560.60

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Solution

The fourth proportional to 146,710,281.60, 220,065,422.40 and 103,663,560.60 is: 155,495,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,710,281.60 : 220,065,422.40 = 103,663,560.60 : x
  2. Step 2: Convert to fraction form
    146,710,281.60/220,065,422.40 = 103,663,560.60/x
  3. Step 3: Cross multiply
    146,710,281.60x = 220,065,422.40 × 103,663,560.60
  4. Step 4: Simplify right side
    146,710,281.60x = 22,812,765,250,926,996
  5. Step 5: Solve for x
    x = 22,812,765,250,926,996/146,710,281.60
  6. Step 6: Final answer
    x = 155,495,340.90

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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.