Home / 1,786,430,545.36-2,679,773,805.02-476,325,735.10

Finding the Fourth Proportional to 1,786,430,545.36, 2,679,773,805.02 and 476,325,735.10

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Solution

The fourth proportional to 1,786,430,545.36, 2,679,773,805.02 and 476,325,735.10 is: 714,522,728.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,430,545.36 : 2,679,773,805.02 = 476,325,735.10 : x
  2. Step 2: Convert to fraction form
    1,786,430,545.36/2,679,773,805.02 = 476,325,735.10/x
  3. Step 3: Cross multiply
    1,786,430,545.36x = 2,679,773,805.02 × 476,325,735.10
  4. Step 4: Simplify right side
    1,786,430,545.36x = 1,276,445,227,572,414,720
  5. Step 5: Solve for x
    x = 1,276,445,227,572,414,720/1,786,430,545.36
  6. Step 6: Final answer
    x = 714,522,728.52

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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.