Home / 110,553,972.58-165,490,836.63-72,132,756.58

Finding the Fourth Proportional to 110,553,972.58, 165,490,836.63 and 72,132,756.58

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Solution

The fourth proportional to 110,553,972.58, 165,490,836.63 and 72,132,756.58 is: 107,977,216.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,553,972.58 : 165,490,836.63 = 72,132,756.58 : x
  2. Step 2: Convert to fraction form
    110,553,972.58/165,490,836.63 = 72,132,756.58/x
  3. Step 3: Cross multiply
    110,553,972.58x = 165,490,836.63 × 72,132,756.58
  4. Step 4: Simplify right side
    110,553,972.58x = 11,937,310,234,852,336
  5. Step 5: Solve for x
    x = 11,937,310,234,852,336/110,553,972.58
  6. Step 6: Final answer
    x = 107,977,216.52

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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.