Home / 242,655,667.20-363,983,500.80-161,026,329.60

Finding the Fourth Proportional to 242,655,667.20, 363,983,500.80 and 161,026,329.60

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Solution

The fourth proportional to 242,655,667.20, 363,983,500.80 and 161,026,329.60 is: 241,539,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,655,667.20 : 363,983,500.80 = 161,026,329.60 : x
  2. Step 2: Convert to fraction form
    242,655,667.20/363,983,500.80 = 161,026,329.60/x
  3. Step 3: Cross multiply
    242,655,667.20x = 363,983,500.80 × 161,026,329.60
  4. Step 4: Simplify right side
    242,655,667.20x = 58,610,927,168,782,664
  5. Step 5: Solve for x
    x = 58,610,927,168,782,664/242,655,667.20
  6. Step 6: Final answer
    x = 241,539,494.40

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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.