Home / 1,498,103,141.40-2,247,154,712.10-407,586,209.40

Finding the Fourth Proportional to 1,498,103,141.40, 2,247,154,712.10 and 407,586,209.40

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Solution

The fourth proportional to 1,498,103,141.40, 2,247,154,712.10 and 407,586,209.40 is: 611,379,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,103,141.40 : 2,247,154,712.10 = 407,586,209.40 : x
  2. Step 2: Convert to fraction form
    1,498,103,141.40/2,247,154,712.10 = 407,586,209.40/x
  3. Step 3: Cross multiply
    1,498,103,141.40x = 2,247,154,712.10 × 407,586,209.40
  4. Step 4: Simplify right side
    1,498,103,141.40x = 915,909,271,040,187,264
  5. Step 5: Solve for x
    x = 915,909,271,040,187,264/1,498,103,141.40
  6. Step 6: Final answer
    x = 611,379,314.10

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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.