Home / 101,030,230.47-151,522,178.16-28,252,125.75

Finding the Fourth Proportional to 101,030,230.47, 151,522,178.16 and 28,252,125.75

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Solution

The fourth proportional to 101,030,230.47, 151,522,178.16 and 28,252,125.75 is: 42,371,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,030,230.47 : 151,522,178.16 = 28,252,125.75 : x
  2. Step 2: Convert to fraction form
    101,030,230.47/151,522,178.16 = 28,252,125.75/x
  3. Step 3: Cross multiply
    101,030,230.47x = 151,522,178.16 × 28,252,125.75
  4. Step 4: Simplify right side
    101,030,230.47x = 4,280,823,631,290,223.50
  5. Step 5: Solve for x
    x = 4,280,823,631,290,223.50/101,030,230.47
  6. Step 6: Final answer
    x = 42,371,710.05

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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.