Home / 4,480,596,411.40-6,720,894,617.10-1,209,040,366.60

Finding the Fourth Proportional to 4,480,596,411.40, 6,720,894,617.10 and 1,209,040,366.60

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Solution

The fourth proportional to 4,480,596,411.40, 6,720,894,617.10 and 1,209,040,366.60 is: 1,813,560,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480,596,411.40 : 6,720,894,617.10 = 1,209,040,366.60 : x
  2. Step 2: Convert to fraction form
    4,480,596,411.40/6,720,894,617.10 = 1,209,040,366.60/x
  3. Step 3: Cross multiply
    4,480,596,411.40x = 6,720,894,617.10 × 1,209,040,366.60
  4. Step 4: Simplify right side
    4,480,596,411.40x = 8,125,832,891,738,550,272
  5. Step 5: Solve for x
    x = 8,125,832,891,738,550,272/4,480,596,411.40
  6. Step 6: Final answer
    x = 1,813,560,549.90

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Double scale
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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.