Home / 805,886,152.20-1,208,829,228.30-741,388,897.80

Finding the Fourth Proportional to 805,886,152.20, 1,208,829,228.30 and 741,388,897.80

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Solution

The fourth proportional to 805,886,152.20, 1,208,829,228.30 and 741,388,897.80 is: 1,112,083,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,886,152.20 : 1,208,829,228.30 = 741,388,897.80 : x
  2. Step 2: Convert to fraction form
    805,886,152.20/1,208,829,228.30 = 741,388,897.80/x
  3. Step 3: Cross multiply
    805,886,152.20x = 1,208,829,228.30 × 741,388,897.80
  4. Step 4: Simplify right side
    805,886,152.20x = 896,212,569,197,761,536
  5. Step 5: Solve for x
    x = 896,212,569,197,761,536/805,886,152.20
  6. Step 6: Final answer
    x = 1,112,083,346.70

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1.5x scale

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.