Home / 245,853,973.20-368,799,622.20-73,317,320.40

Finding the Fourth Proportional to 245,853,973.20, 368,799,622.20 and 73,317,320.40

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Solution

The fourth proportional to 245,853,973.20, 368,799,622.20 and 73,317,320.40 is: 109,981,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,853,973.20 : 368,799,622.20 = 73,317,320.40 : x
  2. Step 2: Convert to fraction form
    245,853,973.20/368,799,622.20 = 73,317,320.40/x
  3. Step 3: Cross multiply
    245,853,973.20x = 368,799,622.20 × 73,317,320.40
  4. Step 4: Simplify right side
    245,853,973.20x = 27,039,400,064,236,356
  5. Step 5: Solve for x
    x = 27,039,400,064,236,356/245,853,973.20
  6. Step 6: Final answer
    x = 109,981,546.01

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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.