Home / 723,619,200.06-998,323,976.43-426,079,599.66

Finding the Fourth Proportional to 723,619,200.06, 998,323,976.43 and 426,079,599.66

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Solution

The fourth proportional to 723,619,200.06, 998,323,976.43 and 426,079,599.66 is: 587,830,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,619,200.06 : 998,323,976.43 = 426,079,599.66 : x
  2. Step 2: Convert to fraction form
    723,619,200.06/998,323,976.43 = 426,079,599.66/x
  3. Step 3: Cross multiply
    723,619,200.06x = 998,323,976.43 × 426,079,599.66
  4. Step 4: Simplify right side
    723,619,200.06x = 425,365,480,208,273,664
  5. Step 5: Solve for x
    x = 425,365,480,208,273,664/723,619,200.06
  6. Step 6: Final answer
    x = 587,830,560.84

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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.