Home / 145,125,256.14-200,272,815.63-79,935,160.14

Finding the Fourth Proportional to 145,125,256.14, 200,272,815.63 and 79,935,160.14

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Solution

The fourth proportional to 145,125,256.14, 200,272,815.63 and 79,935,160.14 is: 110,310,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,125,256.14 : 200,272,815.63 = 79,935,160.14 : x
  2. Step 2: Convert to fraction form
    145,125,256.14/200,272,815.63 = 79,935,160.14/x
  3. Step 3: Cross multiply
    145,125,256.14x = 200,272,815.63 × 79,935,160.14
  4. Step 4: Simplify right side
    145,125,256.14x = 16,008,839,589,072,744
  5. Step 5: Solve for x
    x = 16,008,839,589,072,744/145,125,256.14
  6. Step 6: Final answer
    x = 110,310,500.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.