Home / 846,390,036.24-1,167,912,482.41-469,995,449.04

Finding the Fourth Proportional to 846,390,036.24, 1,167,912,482.41 and 469,995,449.04

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Solution

The fourth proportional to 846,390,036.24, 1,167,912,482.41 and 469,995,449.04 is: 648,534,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,390,036.24 : 1,167,912,482.41 = 469,995,449.04 : x
  2. Step 2: Convert to fraction form
    846,390,036.24/1,167,912,482.41 = 469,995,449.04/x
  3. Step 3: Cross multiply
    846,390,036.24x = 1,167,912,482.41 × 469,995,449.04
  4. Step 4: Simplify right side
    846,390,036.24x = 548,913,551,609,709,120
  5. Step 5: Solve for x
    x = 548,913,551,609,709,120/846,390,036.24
  6. Step 6: Final answer
    x = 648,534,987.54

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Double scale
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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.