Home / 242,558,015.60-363,837,023.40-133,340,985.20

Finding the Fourth Proportional to 242,558,015.60, 363,837,023.40 and 133,340,985.20

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Solution

The fourth proportional to 242,558,015.60, 363,837,023.40 and 133,340,985.20 is: 200,011,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,558,015.60 : 363,837,023.40 = 133,340,985.20 : x
  2. Step 2: Convert to fraction form
    242,558,015.60/363,837,023.40 = 133,340,985.20/x
  3. Step 3: Cross multiply
    242,558,015.60x = 363,837,023.40 × 133,340,985.20
  4. Step 4: Simplify right side
    242,558,015.60x = 48,514,387,152,391,448
  5. Step 5: Solve for x
    x = 48,514,387,152,391,448/242,558,015.60
  6. Step 6: Final answer
    x = 200,011,477.80

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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.