Home / 98,192,647.32-147,246,281.04-28,147,449.52

Finding the Fourth Proportional to 98,192,647.32, 147,246,281.04 and 28,147,449.52

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Solution

The fourth proportional to 98,192,647.32, 147,246,281.04 and 28,147,449.52 is: 42,208,936.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,192,647.32 : 147,246,281.04 = 28,147,449.52 : x
  2. Step 2: Convert to fraction form
    98,192,647.32/147,246,281.04 = 28,147,449.52/x
  3. Step 3: Cross multiply
    98,192,647.32x = 147,246,281.04 × 28,147,449.52
  4. Step 4: Simplify right side
    98,192,647.32x = 4,144,607,262,581,133
  5. Step 5: Solve for x
    x = 4,144,607,262,581,133/98,192,647.32
  6. Step 6: Final answer
    x = 42,208,936.98

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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.