Home / 1,465,346,001.90-2,198,019,002.85-1,455,142,334.70

Finding the Fourth Proportional to 1,465,346,001.90, 2,198,019,002.85 and 1,455,142,334.70

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Solution

The fourth proportional to 1,465,346,001.90, 2,198,019,002.85 and 1,455,142,334.70 is: 2,182,713,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,346,001.90 : 2,198,019,002.85 = 1,455,142,334.70 : x
  2. Step 2: Convert to fraction form
    1,465,346,001.90/2,198,019,002.85 = 1,455,142,334.70/x
  3. Step 3: Cross multiply
    1,465,346,001.90x = 2,198,019,002.85 × 1,455,142,334.70
  4. Step 4: Simplify right side
    1,465,346,001.90x = 3,198,430,503,522,115,072
  5. Step 5: Solve for x
    x = 3,198,430,503,522,115,072/1,465,346,001.90
  6. Step 6: Final answer
    x = 2,182,713,502.05

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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.