Home / 3,108,472,707.20-4,662,709,060.80-1,267,221,660.80

Finding the Fourth Proportional to 3,108,472,707.20, 4,662,709,060.80 and 1,267,221,660.80

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Solution

The fourth proportional to 3,108,472,707.20, 4,662,709,060.80 and 1,267,221,660.80 is: 1,900,832,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,472,707.20 : 4,662,709,060.80 = 1,267,221,660.80 : x
  2. Step 2: Convert to fraction form
    3,108,472,707.20/4,662,709,060.80 = 1,267,221,660.80/x
  3. Step 3: Cross multiply
    3,108,472,707.20x = 4,662,709,060.80 × 1,267,221,660.80
  4. Step 4: Simplify right side
    3,108,472,707.20x = 5,908,685,919,854,184,448
  5. Step 5: Solve for x
    x = 5,908,685,919,854,184,448/3,108,472,707.20
  6. Step 6: Final answer
    x = 1,900,832,491.20

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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.