Home / 833,571,006.40-1,250,356,509.60-220,155,232.15

Finding the Fourth Proportional to 833,571,006.40, 1,250,356,509.60 and 220,155,232.15

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Solution

The fourth proportional to 833,571,006.40, 1,250,356,509.60 and 220,155,232.15 is: 330,232,848.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,571,006.40 : 1,250,356,509.60 = 220,155,232.15 : x
  2. Step 2: Convert to fraction form
    833,571,006.40/1,250,356,509.60 = 220,155,232.15/x
  3. Step 3: Cross multiply
    833,571,006.40x = 1,250,356,509.60 × 220,155,232.15
  4. Step 4: Simplify right side
    833,571,006.40x = 275,272,527,641,251,680
  5. Step 5: Solve for x
    x = 275,272,527,641,251,680/833,571,006.40
  6. Step 6: Final answer
    x = 330,232,848.23

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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.