Home / 112,363,564.50-168,545,347.16-31,584,532.50

Finding the Fourth Proportional to 112,363,564.50, 168,545,347.16 and 31,584,532.50

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Solution

The fourth proportional to 112,363,564.50, 168,545,347.16 and 31,584,532.50 is: 47,376,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,363,564.50 : 168,545,347.16 = 31,584,532.50 : x
  2. Step 2: Convert to fraction form
    112,363,564.50/168,545,347.16 = 31,584,532.50/x
  3. Step 3: Cross multiply
    112,363,564.50x = 168,545,347.16 × 31,584,532.50
  4. Step 4: Simplify right side
    112,363,564.50x = 5,323,425,994,940,880
  5. Step 5: Solve for x
    x = 5,323,425,994,940,880/112,363,564.50
  6. Step 6: Final answer
    x = 47,376,798.86

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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.