Home / 724,843,340.64-1,000,255,655.52-443,057,588.33

Finding the Fourth Proportional to 724,843,340.64, 1,000,255,655.52 and 443,057,588.33

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Solution

The fourth proportional to 724,843,340.64, 1,000,255,655.52 and 443,057,588.33 is: 611,402,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,843,340.64 : 1,000,255,655.52 = 443,057,588.33 : x
  2. Step 2: Convert to fraction form
    724,843,340.64/1,000,255,655.52 = 443,057,588.33/x
  3. Step 3: Cross multiply
    724,843,340.64x = 1,000,255,655.52 × 443,057,588.33
  4. Step 4: Simplify right side
    724,843,340.64x = 443,170,858,443,133,184
  5. Step 5: Solve for x
    x = 443,170,858,443,133,184/724,843,340.64
  6. Step 6: Final answer
    x = 611,402,262.52

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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.