Home / 140,114,595.76-210,191,952-43,078,451.20

Finding the Fourth Proportional to 140,114,595.76, 210,191,952 and 43,078,451.20

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Solution

The fourth proportional to 140,114,595.76, 210,191,952 and 43,078,451.20 is: 64,623,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,114,595.76 : 210,191,952 = 43,078,451.20 : x
  2. Step 2: Convert to fraction form
    140,114,595.76/210,191,952 = 43,078,451.20/x
  3. Step 3: Cross multiply
    140,114,595.76x = 210,191,952 × 43,078,451.20
  4. Step 4: Simplify right side
    140,114,595.76x = 9,054,743,746,864,744
  5. Step 5: Solve for x
    x = 9,054,743,746,864,744/140,114,595.76
  6. Step 6: Final answer
    x = 64,623,843.77

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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.