Home / 143,248,516.20-214,872,774.30-61,353,458.10

Finding the Fourth Proportional to 143,248,516.20, 214,872,774.30 and 61,353,458.10

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Solution

The fourth proportional to 143,248,516.20, 214,872,774.30 and 61,353,458.10 is: 92,030,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,248,516.20 : 214,872,774.30 = 61,353,458.10 : x
  2. Step 2: Convert to fraction form
    143,248,516.20/214,872,774.30 = 61,353,458.10/x
  3. Step 3: Cross multiply
    143,248,516.20x = 214,872,774.30 × 61,353,458.10
  4. Step 4: Simplify right side
    143,248,516.20x = 13,183,187,754,845,808
  5. Step 5: Solve for x
    x = 13,183,187,754,845,808/143,248,516.20
  6. Step 6: Final answer
    x = 92,030,187.15

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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.