Home / 498,580,840.12-747,886,496-171,051,758.88

Finding the Fourth Proportional to 498,580,840.12, 747,886,496 and 171,051,758.88

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Solution

The fourth proportional to 498,580,840.12, 747,886,496 and 171,051,758.88 is: 256,582,865.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,580,840.12 : 747,886,496 = 171,051,758.88 : x
  2. Step 2: Convert to fraction form
    498,580,840.12/747,886,496 = 171,051,758.88/x
  3. Step 3: Cross multiply
    498,580,840.12x = 747,886,496 × 171,051,758.88
  4. Step 4: Simplify right side
    498,580,840.12x = 127,927,300,583,400,080
  5. Step 5: Solve for x
    x = 127,927,300,583,400,080/498,580,840.12
  6. Step 6: Final answer
    x = 256,582,865.38

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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.