Home / 122,377,322.30-183,140,830.65-112,173,655.10

Finding the Fourth Proportional to 122,377,322.30, 183,140,830.65 and 112,173,655.10

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Solution

The fourth proportional to 122,377,322.30, 183,140,830.65 and 112,173,655.10 is: 167,870,778.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,377,322.30 : 183,140,830.65 = 112,173,655.10 : x
  2. Step 2: Convert to fraction form
    122,377,322.30/183,140,830.65 = 112,173,655.10/x
  3. Step 3: Cross multiply
    122,377,322.30x = 183,140,830.65 × 112,173,655.10
  4. Step 4: Simplify right side
    122,377,322.30x = 20,543,576,372,060,608
  5. Step 5: Solve for x
    x = 20,543,576,372,060,608/122,377,322.30
  6. Step 6: Final answer
    x = 167,870,778.56

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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.