Home / 104,261,011.25-156,416,801.43-31,473,446.81

Finding the Fourth Proportional to 104,261,011.25, 156,416,801.43 and 31,473,446.81

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Solution

The fourth proportional to 104,261,011.25, 156,416,801.43 and 31,473,446.81 is: 47,217,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,261,011.25 : 156,416,801.43 = 31,473,446.81 : x
  2. Step 2: Convert to fraction form
    104,261,011.25/156,416,801.43 = 31,473,446.81/x
  3. Step 3: Cross multiply
    104,261,011.25x = 156,416,801.43 × 31,473,446.81
  4. Step 4: Simplify right side
    104,261,011.25x = 4,922,975,879,997,437
  5. Step 5: Solve for x
    x = 4,922,975,879,997,437/104,261,011.25
  6. Step 6: Final answer
    x = 47,217,802.91

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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.