Home / 98,548,158.18-135,997,339.47-54,498,120.86

Finding the Fourth Proportional to 98,548,158.18, 135,997,339.47 and 54,498,120.86

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Solution

The fourth proportional to 98,548,158.18, 135,997,339.47 and 54,498,120.86 is: 75,207,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,548,158.18 : 135,997,339.47 = 54,498,120.86 : x
  2. Step 2: Convert to fraction form
    98,548,158.18/135,997,339.47 = 54,498,120.86/x
  3. Step 3: Cross multiply
    98,548,158.18x = 135,997,339.47 × 54,498,120.86
  4. Step 4: Simplify right side
    98,548,158.18x = 7,411,599,443,210,133
  5. Step 5: Solve for x
    x = 7,411,599,443,210,133/98,548,158.18
  6. Step 6: Final answer
    x = 75,207,894.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.