Home / 20,485,675,595.52-28,254,579,710.31-17,632,596,057.55

Finding the Fourth Proportional to 20,485,675,595.52, 28,254,579,710.31 and 17,632,596,057.55

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Solution

The fourth proportional to 20,485,675,595.52, 28,254,579,710.31 and 17,632,596,057.55 is: 24,319,509,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,485,675,595.52 : 28,254,579,710.31 = 17,632,596,057.55 : x
  2. Step 2: Convert to fraction form
    20,485,675,595.52/28,254,579,710.31 = 17,632,596,057.55/x
  3. Step 3: Cross multiply
    20,485,675,595.52x = 28,254,579,710.31 × 17,632,596,057.55
  4. Step 4: Simplify right side
    20,485,675,595.52x = 498,201,590,807,744,348,160
  5. Step 5: Solve for x
    x = 498,201,590,807,744,348,160/20,485,675,595.52
  6. Step 6: Final answer
    x = 24,319,509,917.30

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1.5x scale

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.