Home / 534,289,330.40-801,433,995.60-480,720,077.60

Finding the Fourth Proportional to 534,289,330.40, 801,433,995.60 and 480,720,077.60

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Solution

The fourth proportional to 534,289,330.40, 801,433,995.60 and 480,720,077.60 is: 721,080,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,289,330.40 : 801,433,995.60 = 480,720,077.60 : x
  2. Step 2: Convert to fraction form
    534,289,330.40/801,433,995.60 = 480,720,077.60/x
  3. Step 3: Cross multiply
    534,289,330.40x = 801,433,995.60 × 480,720,077.60
  4. Step 4: Simplify right side
    534,289,330.40x = 385,265,412,556,110,080
  5. Step 5: Solve for x
    x = 385,265,412,556,110,080/534,289,330.40
  6. Step 6: Final answer
    x = 721,080,116.40

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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.