Home / 3,450,870,126.10-5,176,305,189.15-2,899,872,097.30

Finding the Fourth Proportional to 3,450,870,126.10, 5,176,305,189.15 and 2,899,872,097.30

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Solution

The fourth proportional to 3,450,870,126.10, 5,176,305,189.15 and 2,899,872,097.30 is: 4,349,808,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,870,126.10 : 5,176,305,189.15 = 2,899,872,097.30 : x
  2. Step 2: Convert to fraction form
    3,450,870,126.10/5,176,305,189.15 = 2,899,872,097.30/x
  3. Step 3: Cross multiply
    3,450,870,126.10x = 5,176,305,189.15 × 2,899,872,097.30
  4. Step 4: Simplify right side
    3,450,870,126.10x = 15,010,622,985,125,283,840
  5. Step 5: Solve for x
    x = 15,010,622,985,125,283,840/3,450,870,126.10
  6. Step 6: Final answer
    x = 4,349,808,145.95

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Double scale
Find fourth proportional to 3,450,870,127.10, 5,176,305,190.65 and 2,899,872,098.30
Similar ratio
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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.