Home / 112,114,908.60-168,172,362.90-51,648,732.60

Finding the Fourth Proportional to 112,114,908.60, 168,172,362.90 and 51,648,732.60

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Solution

The fourth proportional to 112,114,908.60, 168,172,362.90 and 51,648,732.60 is: 77,473,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,114,908.60 : 168,172,362.90 = 51,648,732.60 : x
  2. Step 2: Convert to fraction form
    112,114,908.60/168,172,362.90 = 51,648,732.60/x
  3. Step 3: Cross multiply
    112,114,908.60x = 168,172,362.90 × 51,648,732.60
  4. Step 4: Simplify right side
    112,114,908.60x = 8,685,889,402,132,261
  5. Step 5: Solve for x
    x = 8,685,889,402,132,261/112,114,908.60
  6. Step 6: Final answer
    x = 77,473,098.90

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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.