Home / 171,072,543.80-256,608,815.70-167,671,321.40

Finding the Fourth Proportional to 171,072,543.80, 256,608,815.70 and 167,671,321.40

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Solution

The fourth proportional to 171,072,543.80, 256,608,815.70 and 167,671,321.40 is: 251,506,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,543.80 : 256,608,815.70 = 167,671,321.40 : x
  2. Step 2: Convert to fraction form
    171,072,543.80/256,608,815.70 = 167,671,321.40/x
  3. Step 3: Cross multiply
    171,072,543.80x = 256,608,815.70 × 167,671,321.40
  4. Step 4: Simplify right side
    171,072,543.80x = 43,025,939,211,308,064
  5. Step 5: Solve for x
    x = 43,025,939,211,308,064/171,072,543.80
  6. Step 6: Final answer
    x = 251,506,982.10

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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.