Home / 1,016,603,306.25-1,518,059,136.91-830,226,976.94

Finding the Fourth Proportional to 1,016,603,306.25, 1,518,059,136.91 and 830,226,976.94

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Solution

The fourth proportional to 1,016,603,306.25, 1,518,059,136.91 and 830,226,976.94 is: 1,239,749,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,603,306.25 : 1,518,059,136.91 = 830,226,976.94 : x
  2. Step 2: Convert to fraction form
    1,016,603,306.25/1,518,059,136.91 = 830,226,976.94/x
  3. Step 3: Cross multiply
    1,016,603,306.25x = 1,518,059,136.91 × 830,226,976.94
  4. Step 4: Simplify right side
    1,016,603,306.25x = 1,260,333,648,055,468,288
  5. Step 5: Solve for x
    x = 1,260,333,648,055,468,288/1,016,603,306.25
  6. Step 6: Final answer
    x = 1,239,749,704.04

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.