Home / 20,462,110,832.66-28,237,756,710.99-11,551,439,585.66

Finding the Fourth Proportional to 20,462,110,832.66, 28,237,756,710.99 and 11,551,439,585.66

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Solution

The fourth proportional to 20,462,110,832.66, 28,237,756,710.99 and 11,551,439,585.66 is: 15,941,011,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,462,110,832.66 : 28,237,756,710.99 = 11,551,439,585.66 : x
  2. Step 2: Convert to fraction form
    20,462,110,832.66/28,237,756,710.99 = 11,551,439,585.66/x
  3. Step 3: Cross multiply
    20,462,110,832.66x = 28,237,756,710.99 × 11,551,439,585.66
  4. Step 4: Simplify right side
    20,462,110,832.66x = 326,186,740,681,425,092,608
  5. Step 5: Solve for x
    x = 326,186,740,681,425,092,608/20,462,110,832.66
  6. Step 6: Final answer
    x = 15,941,011,333.05

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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.