Home / 309,766,001.33-427,461,705.47-170,533,773.74

Finding the Fourth Proportional to 309,766,001.33, 427,461,705.47 and 170,533,773.74

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Solution

The fourth proportional to 309,766,001.33, 427,461,705.47 and 170,533,773.74 is: 235,328,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,766,001.33 : 427,461,705.47 = 170,533,773.74 : x
  2. Step 2: Convert to fraction form
    309,766,001.33/427,461,705.47 = 170,533,773.74/x
  3. Step 3: Cross multiply
    309,766,001.33x = 427,461,705.47 × 170,533,773.74
  4. Step 4: Simplify right side
    309,766,001.33x = 72,896,657,760,145,520
  5. Step 5: Solve for x
    x = 72,896,657,760,145,520/309,766,001.33
  6. Step 6: Final answer
    x = 235,328,142.69

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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.