Home / 75,240,215.40-112,860,323.10-63,761,089.80

Finding the Fourth Proportional to 75,240,215.40, 112,860,323.10 and 63,761,089.80

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Solution

The fourth proportional to 75,240,215.40, 112,860,323.10 and 63,761,089.80 is: 95,641,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,240,215.40 : 112,860,323.10 = 63,761,089.80 : x
  2. Step 2: Convert to fraction form
    75,240,215.40/112,860,323.10 = 63,761,089.80/x
  3. Step 3: Cross multiply
    75,240,215.40x = 112,860,323.10 × 63,761,089.80
  4. Step 4: Simplify right side
    75,240,215.40x = 7,196,097,196,036,114
  5. Step 5: Solve for x
    x = 7,196,097,196,036,114/75,240,215.40
  6. Step 6: Final answer
    x = 95,641,634.70

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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.