Home / 895,730,659.20-1,343,500,473.60-313,476,026.40

Finding the Fourth Proportional to 895,730,659.20, 1,343,500,473.60 and 313,476,026.40

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Solution

The fourth proportional to 895,730,659.20, 1,343,500,473.60 and 313,476,026.40 is: 470,180,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,730,659.20 : 1,343,500,473.60 = 313,476,026.40 : x
  2. Step 2: Convert to fraction form
    895,730,659.20/1,343,500,473.60 = 313,476,026.40/x
  3. Step 3: Cross multiply
    895,730,659.20x = 1,343,500,473.60 × 313,476,026.40
  4. Step 4: Simplify right side
    895,730,659.20x = 421,155,189,930,646,016
  5. Step 5: Solve for x
    x = 421,155,189,930,646,016/895,730,659.20
  6. Step 6: Final answer
    x = 470,180,612.45

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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.