Home / 463,998,110.10-640,320,722.95-252,303,423.76

Finding the Fourth Proportional to 463,998,110.10, 640,320,722.95 and 252,303,423.76

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Solution

The fourth proportional to 463,998,110.10, 640,320,722.95 and 252,303,423.76 is: 348,180,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,998,110.10 : 640,320,722.95 = 252,303,423.76 : x
  2. Step 2: Convert to fraction form
    463,998,110.10/640,320,722.95 = 252,303,423.76/x
  3. Step 3: Cross multiply
    463,998,110.10x = 640,320,722.95 × 252,303,423.76
  4. Step 4: Simplify right side
    463,998,110.10x = 161,555,110,704,319,584
  5. Step 5: Solve for x
    x = 161,555,110,704,319,584/463,998,110.10
  6. Step 6: Final answer
    x = 348,180,536.05

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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.