Home / 372,239,869.60-558,611,746.80-167,662,640.80

Finding the Fourth Proportional to 372,239,869.60, 558,611,746.80 and 167,662,640.80

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Solution

The fourth proportional to 372,239,869.60, 558,611,746.80 and 167,662,640.80 is: 251,607,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,239,869.60 : 558,611,746.80 = 167,662,640.80 : x
  2. Step 2: Convert to fraction form
    372,239,869.60/558,611,746.80 = 167,662,640.80/x
  3. Step 3: Cross multiply
    372,239,869.60x = 558,611,746.80 × 167,662,640.80
  4. Step 4: Simplify right side
    372,239,869.60x = 93,658,320,650,388,944
  5. Step 5: Solve for x
    x = 93,658,320,650,388,944/372,239,869.60
  6. Step 6: Final answer
    x = 251,607,439.98

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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.