Home / 70,869,923.60-106,304,885.40-69,526,230.80

Finding the Fourth Proportional to 70,869,923.60, 106,304,885.40 and 69,526,230.80

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Solution

The fourth proportional to 70,869,923.60, 106,304,885.40 and 69,526,230.80 is: 104,289,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,869,923.60 : 106,304,885.40 = 69,526,230.80 : x
  2. Step 2: Convert to fraction form
    70,869,923.60/106,304,885.40 = 69,526,230.80/x
  3. Step 3: Cross multiply
    70,869,923.60x = 106,304,885.40 × 69,526,230.80
  4. Step 4: Simplify right side
    70,869,923.60x = 7,390,977,997,487,950
  5. Step 5: Solve for x
    x = 7,390,977,997,487,950/70,869,923.60
  6. Step 6: Final answer
    x = 104,289,346.20

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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.