Home / 169,174,985.40-253,479,042.90-144,799,558.20

Finding the Fourth Proportional to 169,174,985.40, 253,479,042.90 and 144,799,558.20

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Solution

The fourth proportional to 169,174,985.40, 253,479,042.90 and 144,799,558.20 is: 216,956,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,174,985.40 : 253,479,042.90 = 144,799,558.20 : x
  2. Step 2: Convert to fraction form
    169,174,985.40/253,479,042.90 = 144,799,558.20/x
  3. Step 3: Cross multiply
    169,174,985.40x = 253,479,042.90 × 144,799,558.20
  4. Step 4: Simplify right side
    169,174,985.40x = 36,703,653,424,878,848
  5. Step 5: Solve for x
    x = 36,703,653,424,878,848/169,174,985.40
  6. Step 6: Final answer
    x = 216,956,740.61

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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.