Home / 266,153,269.47-399,318,598.80-167,671,280.38

Finding the Fourth Proportional to 266,153,269.47, 399,318,598.80 and 167,671,280.38

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Solution

The fourth proportional to 266,153,269.47, 399,318,598.80 and 167,671,280.38 is: 251,562,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,153,269.47 : 399,318,598.80 = 167,671,280.38 : x
  2. Step 2: Convert to fraction form
    266,153,269.47/399,318,598.80 = 167,671,280.38/x
  3. Step 3: Cross multiply
    266,153,269.47x = 399,318,598.80 × 167,671,280.38
  4. Step 4: Simplify right side
    266,153,269.47x = 66,954,260,739,345,240
  5. Step 5: Solve for x
    x = 66,954,260,739,345,240/266,153,269.47
  6. Step 6: Final answer
    x = 251,562,796.40

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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.