Home / 5,637,889,431.40-8,456,834,147.10-3,433,897,316.20

Finding the Fourth Proportional to 5,637,889,431.40, 8,456,834,147.10 and 3,433,897,316.20

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Solution

The fourth proportional to 5,637,889,431.40, 8,456,834,147.10 and 3,433,897,316.20 is: 5,150,845,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,889,431.40 : 8,456,834,147.10 = 3,433,897,316.20 : x
  2. Step 2: Convert to fraction form
    5,637,889,431.40/8,456,834,147.10 = 3,433,897,316.20/x
  3. Step 3: Cross multiply
    5,637,889,431.40x = 8,456,834,147.10 × 3,433,897,316.20
  4. Step 4: Simplify right side
    5,637,889,431.40x = 29,039,900,081,275,207,680
  5. Step 5: Solve for x
    x = 29,039,900,081,275,207,680/5,637,889,431.40
  6. Step 6: Final answer
    x = 5,150,845,974.30

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Double scale
Find fourth proportional to 5,637,889,432.40, 8,456,834,148.60 and 3,433,897,317.20
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.