Home / 2,202,459,103.69-3,039,466,979.43-1,237,013,140.30

Finding the Fourth Proportional to 2,202,459,103.69, 3,039,466,979.43 and 1,237,013,140.30

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Solution

The fourth proportional to 2,202,459,103.69, 3,039,466,979.43 and 1,237,013,140.30 is: 1,707,119,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202,459,103.69 : 3,039,466,979.43 = 1,237,013,140.30 : x
  2. Step 2: Convert to fraction form
    2,202,459,103.69/3,039,466,979.43 = 1,237,013,140.30/x
  3. Step 3: Cross multiply
    2,202,459,103.69x = 3,039,466,979.43 × 1,237,013,140.30
  4. Step 4: Simplify right side
    2,202,459,103.69x = 3,759,860,593,055,260,672
  5. Step 5: Solve for x
    x = 3,759,860,593,055,260,672/2,202,459,103.69
  6. Step 6: Final answer
    x = 1,707,119,367.96

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Double scale
Find fourth proportional to 2,202,459,104.69, 3,039,466,980.81 and 1,237,013,141.30
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.