Home / 98,931,395.25-136,541,698.58-54,892,581.80

Finding the Fourth Proportional to 98,931,395.25, 136,541,698.58 and 54,892,581.80

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Solution

The fourth proportional to 98,931,395.25, 136,541,698.58 and 54,892,581.80 is: 75,760,847.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,931,395.25 : 136,541,698.58 = 54,892,581.80 : x
  2. Step 2: Convert to fraction form
    98,931,395.25/136,541,698.58 = 54,892,581.80/x
  3. Step 3: Cross multiply
    98,931,395.25x = 136,541,698.58 × 54,892,581.80
  4. Step 4: Simplify right side
    98,931,395.25x = 7,495,126,357,868,118
  5. Step 5: Solve for x
    x = 7,495,126,357,868,118/98,931,395.25
  6. Step 6: Final answer
    x = 75,760,847.59

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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.