Home / 3,432,221,457.08-5,148,380,016.92-978,558,360.08

Finding the Fourth Proportional to 3,432,221,457.08, 5,148,380,016.92 and 978,558,360.08

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Solution

The fourth proportional to 3,432,221,457.08, 5,148,380,016.92 and 978,558,360.08 is: 1,467,851,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,221,457.08 : 5,148,380,016.92 = 978,558,360.08 : x
  2. Step 2: Convert to fraction form
    3,432,221,457.08/5,148,380,016.92 = 978,558,360.08/x
  3. Step 3: Cross multiply
    3,432,221,457.08x = 5,148,380,016.92 × 978,558,360.08
  4. Step 4: Simplify right side
    3,432,221,457.08x = 5,037,990,306,402,582,528
  5. Step 5: Solve for x
    x = 5,037,990,306,402,582,528/3,432,221,457.08
  6. Step 6: Final answer
    x = 1,467,851,177.27

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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.