Home / 188,150,875.20-282,226,312.80-149,408,826.30

Finding the Fourth Proportional to 188,150,875.20, 282,226,312.80 and 149,408,826.30

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Solution

The fourth proportional to 188,150,875.20, 282,226,312.80 and 149,408,826.30 is: 224,113,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,150,875.20 : 282,226,312.80 = 149,408,826.30 : x
  2. Step 2: Convert to fraction form
    188,150,875.20/282,226,312.80 = 149,408,826.30/x
  3. Step 3: Cross multiply
    188,150,875.20x = 282,226,312.80 × 149,408,826.30
  4. Step 4: Simplify right side
    188,150,875.20x = 42,167,102,146,424,672
  5. Step 5: Solve for x
    x = 42,167,102,146,424,672/188,150,875.20
  6. Step 6: Final answer
    x = 224,113,239.45

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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.