Home / 98,221,785.85-147,307,539.12-29,118,429.91

Finding the Fourth Proportional to 98,221,785.85, 147,307,539.12 and 29,118,429.91

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Solution

The fourth proportional to 98,221,785.85, 147,307,539.12 and 29,118,429.91 is: 43,670,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,221,785.85 : 147,307,539.12 = 29,118,429.91 : x
  2. Step 2: Convert to fraction form
    98,221,785.85/147,307,539.12 = 29,118,429.91/x
  3. Step 3: Cross multiply
    98,221,785.85x = 147,307,539.12 × 29,118,429.91
  4. Step 4: Simplify right side
    98,221,785.85x = 4,289,364,253,080,303
  5. Step 5: Solve for x
    x = 4,289,364,253,080,303/98,221,785.85
  6. Step 6: Final answer
    x = 43,670,192.07

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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.