Home / 210,069,006.30-314,890,933.05-123,762,987.90

Finding the Fourth Proportional to 210,069,006.30, 314,890,933.05 and 123,762,987.90

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Solution

The fourth proportional to 210,069,006.30, 314,890,933.05 and 123,762,987.90 is: 185,519,241.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,069,006.30 : 314,890,933.05 = 123,762,987.90 : x
  2. Step 2: Convert to fraction form
    210,069,006.30/314,890,933.05 = 123,762,987.90/x
  3. Step 3: Cross multiply
    210,069,006.30x = 314,890,933.05 × 123,762,987.90
  4. Step 4: Simplify right side
    210,069,006.30x = 38,971,842,736,886,864
  5. Step 5: Solve for x
    x = 38,971,842,736,886,864/210,069,006.30
  6. Step 6: Final answer
    x = 185,519,241.62

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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.