Home / 5,688,892,162.72-7,850,687,980.95-3,148,750,557.40

Finding the Fourth Proportional to 5,688,892,162.72, 7,850,687,980.95 and 3,148,750,557.40

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Solution

The fourth proportional to 5,688,892,162.72, 7,850,687,980.95 and 3,148,750,557.40 is: 4,345,285,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688,892,162.72 : 7,850,687,980.95 = 3,148,750,557.40 : x
  2. Step 2: Convert to fraction form
    5,688,892,162.72/7,850,687,980.95 = 3,148,750,557.40/x
  3. Step 3: Cross multiply
    5,688,892,162.72x = 7,850,687,980.95 × 3,148,750,557.40
  4. Step 4: Simplify right side
    5,688,892,162.72x = 24,719,858,155,989,794,816
  5. Step 5: Solve for x
    x = 24,719,858,155,989,794,816/5,688,892,162.72
  6. Step 6: Final answer
    x = 4,345,285,065.87

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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.