Home / 162,722,649.61-224,558,904.36-88,384,661.79

Finding the Fourth Proportional to 162,722,649.61, 224,558,904.36 and 88,384,661.79

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Solution

The fourth proportional to 162,722,649.61, 224,558,904.36 and 88,384,661.79 is: 121,971,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,722,649.61 : 224,558,904.36 = 88,384,661.79 : x
  2. Step 2: Convert to fraction form
    162,722,649.61/224,558,904.36 = 88,384,661.79/x
  3. Step 3: Cross multiply
    162,722,649.61x = 224,558,904.36 × 88,384,661.79
  4. Step 4: Simplify right side
    162,722,649.61x = 19,847,562,813,791,560
  5. Step 5: Solve for x
    x = 19,847,562,813,791,560/162,722,649.61
  6. Step 6: Final answer
    x = 121,971,728.34

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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.