Home / 3,929,444,337.51-5,425,080,872.74-2,501,321,538.65

Finding the Fourth Proportional to 3,929,444,337.51, 5,425,080,872.74 and 2,501,321,538.65

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Solution

The fourth proportional to 3,929,444,337.51, 5,425,080,872.74 and 2,501,321,538.65 is: 3,453,381,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,444,337.51 : 5,425,080,872.74 = 2,501,321,538.65 : x
  2. Step 2: Convert to fraction form
    3,929,444,337.51/5,425,080,872.74 = 2,501,321,538.65/x
  3. Step 3: Cross multiply
    3,929,444,337.51x = 5,425,080,872.74 × 2,501,321,538.65
  4. Step 4: Simplify right side
    3,929,444,337.51x = 13,569,871,635,869,323,264
  5. Step 5: Solve for x
    x = 13,569,871,635,869,323,264/3,929,444,337.51
  6. Step 6: Final answer
    x = 3,453,381,819.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.