Home / 112,881,865.84-169,339,624.08-40,092,531.28

Finding the Fourth Proportional to 112,881,865.84, 169,339,624.08 and 40,092,531.28

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Solution

The fourth proportional to 112,881,865.84, 169,339,624.08 and 40,092,531.28 is: 60,144,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,881,865.84 : 169,339,624.08 = 40,092,531.28 : x
  2. Step 2: Convert to fraction form
    112,881,865.84/169,339,624.08 = 40,092,531.28/x
  3. Step 3: Cross multiply
    112,881,865.84x = 169,339,624.08 × 40,092,531.28
  4. Step 4: Simplify right side
    112,881,865.84x = 6,789,254,175,370,842
  5. Step 5: Solve for x
    x = 6,789,254,175,370,842/112,881,865.84
  6. Step 6: Final answer
    x = 60,144,772.81

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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.