Home / 147,258,220.80-220,887,331.20-124,583,404.80

Finding the Fourth Proportional to 147,258,220.80, 220,887,331.20 and 124,583,404.80

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Solution

The fourth proportional to 147,258,220.80, 220,887,331.20 and 124,583,404.80 is: 186,875,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258,220.80 : 220,887,331.20 = 124,583,404.80 : x
  2. Step 2: Convert to fraction form
    147,258,220.80/220,887,331.20 = 124,583,404.80/x
  3. Step 3: Cross multiply
    147,258,220.80x = 220,887,331.20 × 124,583,404.80
  4. Step 4: Simplify right side
    147,258,220.80x = 27,518,895,798,081,268
  5. Step 5: Solve for x
    x = 27,518,895,798,081,268/147,258,220.80
  6. Step 6: Final answer
    x = 186,875,107.20

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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.