Home / 113,120,154.67-169,683,416-31,239,033.31

Finding the Fourth Proportional to 113,120,154.67, 169,683,416 and 31,239,033.31

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Solution

The fourth proportional to 113,120,154.67, 169,683,416 and 31,239,033.31 is: 46,859,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,120,154.67 : 169,683,416 = 31,239,033.31 : x
  2. Step 2: Convert to fraction form
    113,120,154.67/169,683,416 = 31,239,033.31/x
  3. Step 3: Cross multiply
    113,120,154.67x = 169,683,416 × 31,239,033.31
  4. Step 4: Simplify right side
    113,120,154.67x = 5,300,745,884,578,587
  5. Step 5: Solve for x
    x = 5,300,745,884,578,587/113,120,154.67
  6. Step 6: Final answer
    x = 46,859,429.25

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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.