Home / 302,026,896.40-453,376,267.80-165,978,000.40

Finding the Fourth Proportional to 302,026,896.40, 453,376,267.80 and 165,978,000.40

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Solution

The fourth proportional to 302,026,896.40, 453,376,267.80 and 165,978,000.40 is: 249,151,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,026,896.40 : 453,376,267.80 = 165,978,000.40 : x
  2. Step 2: Convert to fraction form
    302,026,896.40/453,376,267.80 = 165,978,000.40/x
  3. Step 3: Cross multiply
    302,026,896.40x = 453,376,267.80 × 165,978,000.40
  4. Step 4: Simplify right side
    302,026,896.40x = 75,250,486,358,258,912
  5. Step 5: Solve for x
    x = 75,250,486,358,258,912/302,026,896.40
  6. Step 6: Final answer
    x = 249,151,606.22

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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.