Home / 332,506,685.60-498,760,028.40-102,455,280.80

Finding the Fourth Proportional to 332,506,685.60, 498,760,028.40 and 102,455,280.80

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Solution

The fourth proportional to 332,506,685.60, 498,760,028.40 and 102,455,280.80 is: 153,682,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,506,685.60 : 498,760,028.40 = 102,455,280.80 : x
  2. Step 2: Convert to fraction form
    332,506,685.60/498,760,028.40 = 102,455,280.80/x
  3. Step 3: Cross multiply
    332,506,685.60x = 498,760,028.40 × 102,455,280.80
  4. Step 4: Simplify right side
    332,506,685.60x = 51,100,598,761,537,968
  5. Step 5: Solve for x
    x = 51,100,598,761,537,968/332,506,685.60
  6. Step 6: Final answer
    x = 153,682,921.20

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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.