Home / 165,439,645.40-248,159,468.10-92,880,234.20

Finding the Fourth Proportional to 165,439,645.40, 248,159,468.10 and 92,880,234.20

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Solution

The fourth proportional to 165,439,645.40, 248,159,468.10 and 92,880,234.20 is: 139,320,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,439,645.40 : 248,159,468.10 = 92,880,234.20 : x
  2. Step 2: Convert to fraction form
    165,439,645.40/248,159,468.10 = 92,880,234.20/x
  3. Step 3: Cross multiply
    165,439,645.40x = 248,159,468.10 × 92,880,234.20
  4. Step 4: Simplify right side
    165,439,645.40x = 23,049,109,516,075,428
  5. Step 5: Solve for x
    x = 23,049,109,516,075,428/165,439,645.40
  6. Step 6: Final answer
    x = 139,320,351.30

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Similar ratio
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1.5x scale

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.