Home / 3,098,047,591.08-4,275,180,946.98-1,688,321,285.64

Finding the Fourth Proportional to 3,098,047,591.08, 4,275,180,946.98 and 1,688,321,285.64

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Solution

The fourth proportional to 3,098,047,591.08, 4,275,180,946.98 and 1,688,321,285.64 is: 2,329,815,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,047,591.08 : 4,275,180,946.98 = 1,688,321,285.64 : x
  2. Step 2: Convert to fraction form
    3,098,047,591.08/4,275,180,946.98 = 1,688,321,285.64/x
  3. Step 3: Cross multiply
    3,098,047,591.08x = 4,275,180,946.98 × 1,688,321,285.64
  4. Step 4: Simplify right side
    3,098,047,591.08x = 7,217,878,992,748,906,496
  5. Step 5: Solve for x
    x = 7,217,878,992,748,906,496/3,098,047,591.08
  6. Step 6: Final answer
    x = 2,329,815,401.65

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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.