Home / 121,254,852.34-181,897,404.62-47,469,101.24

Finding the Fourth Proportional to 121,254,852.34, 181,897,404.62 and 47,469,101.24

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Solution

The fourth proportional to 121,254,852.34, 181,897,404.62 and 47,469,101.24 is: 71,209,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,254,852.34 : 181,897,404.62 = 47,469,101.24 : x
  2. Step 2: Convert to fraction form
    121,254,852.34/181,897,404.62 = 47,469,101.24/x
  3. Step 3: Cross multiply
    121,254,852.34x = 181,897,404.62 × 47,469,101.24
  4. Step 4: Simplify right side
    121,254,852.34x = 8,634,506,315,655,435
  5. Step 5: Solve for x
    x = 8,634,506,315,655,435/121,254,852.34
  6. Step 6: Final answer
    x = 71,209,573.47

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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.