Home / 154,280,140.20-230,057,127.81-152,895,390.12

Finding the Fourth Proportional to 154,280,140.20, 230,057,127.81 and 152,895,390.12

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Solution

The fourth proportional to 154,280,140.20, 230,057,127.81 and 152,895,390.12 is: 227,992,237.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,280,140.20 : 230,057,127.81 = 152,895,390.12 : x
  2. Step 2: Convert to fraction form
    154,280,140.20/230,057,127.81 = 152,895,390.12/x
  3. Step 3: Cross multiply
    154,280,140.20x = 230,057,127.81 × 152,895,390.12
  4. Step 4: Simplify right side
    154,280,140.20x = 35,174,674,306,396,652
  5. Step 5: Solve for x
    x = 35,174,674,306,396,652/154,280,140.20
  6. Step 6: Final answer
    x = 227,992,237.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.