Home / 98,429,881.63-147,610,631.43-54,777,255.91

Finding the Fourth Proportional to 98,429,881.63, 147,610,631.43 and 54,777,255.91

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Solution

The fourth proportional to 98,429,881.63, 147,610,631.43 and 54,777,255.91 is: 82,146,856.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,429,881.63 : 147,610,631.43 = 54,777,255.91 : x
  2. Step 2: Convert to fraction form
    98,429,881.63/147,610,631.43 = 54,777,255.91/x
  3. Step 3: Cross multiply
    98,429,881.63x = 147,610,631.43 × 54,777,255.91
  4. Step 4: Simplify right side
    98,429,881.63x = 8,085,705,332,877,799
  5. Step 5: Solve for x
    x = 8,085,705,332,877,799/98,429,881.63
  6. Step 6: Final answer
    x = 82,146,856.21

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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.