Home / 98,051,541.60-146,811,891.60-76,817,877.60

Finding the Fourth Proportional to 98,051,541.60, 146,811,891.60 and 76,817,877.60

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Solution

The fourth proportional to 98,051,541.60, 146,811,891.60 and 76,817,877.60 is: 115,018,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,051,541.60 : 146,811,891.60 = 76,817,877.60 : x
  2. Step 2: Convert to fraction form
    98,051,541.60/146,811,891.60 = 76,817,877.60/x
  3. Step 3: Cross multiply
    98,051,541.60x = 146,811,891.60 × 76,817,877.60
  4. Step 4: Simplify right side
    98,051,541.60x = 11,277,777,919,153,266
  5. Step 5: Solve for x
    x = 11,277,777,919,153,266/98,051,541.60
  6. Step 6: Final answer
    x = 115,018,874.11

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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.