Home / 277,569,478.40-416,055,619.20-104,979,603.20

Finding the Fourth Proportional to 277,569,478.40, 416,055,619.20 and 104,979,603.20

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Solution

The fourth proportional to 277,569,478.40, 416,055,619.20 and 104,979,603.20 is: 157,356,471.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,569,478.40 : 416,055,619.20 = 104,979,603.20 : x
  2. Step 2: Convert to fraction form
    277,569,478.40/416,055,619.20 = 104,979,603.20/x
  3. Step 3: Cross multiply
    277,569,478.40x = 416,055,619.20 × 104,979,603.20
  4. Step 4: Simplify right side
    277,569,478.40x = 43,677,353,812,746,304
  5. Step 5: Solve for x
    x = 43,677,353,812,746,304/277,569,478.40
  6. Step 6: Final answer
    x = 157,356,471.84

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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.