Home / 1,179,887,923.10-1,771,847,423.85-772,749,004.70

Finding the Fourth Proportional to 1,179,887,923.10, 1,771,847,423.85 and 772,749,004.70

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Solution

The fourth proportional to 1,179,887,923.10, 1,771,847,423.85 and 772,749,004.70 is: 1,160,443,552.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,887,923.10 : 1,771,847,423.85 = 772,749,004.70 : x
  2. Step 2: Convert to fraction form
    1,179,887,923.10/1,771,847,423.85 = 772,749,004.70/x
  3. Step 3: Cross multiply
    1,179,887,923.10x = 1,771,847,423.85 × 772,749,004.70
  4. Step 4: Simplify right side
    1,179,887,923.10x = 1,369,193,333,260,346,624
  5. Step 5: Solve for x
    x = 1,369,193,333,260,346,624/1,179,887,923.10
  6. Step 6: Final answer
    x = 1,160,443,552.69

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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.