Home / 28,054,134,113.76-38,703,929,016.96-16,011,813,323.52

Finding the Fourth Proportional to 28,054,134,113.76, 38,703,929,016.96 and 16,011,813,323.52

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Solution

The fourth proportional to 28,054,134,113.76, 38,703,929,016.96 and 16,011,813,323.52 is: 22,090,151,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054,134,113.76 : 38,703,929,016.96 = 16,011,813,323.52 : x
  2. Step 2: Convert to fraction form
    28,054,134,113.76/38,703,929,016.96 = 16,011,813,323.52/x
  3. Step 3: Cross multiply
    28,054,134,113.76x = 38,703,929,016.96 × 16,011,813,323.52
  4. Step 4: Simplify right side
    28,054,134,113.76x = 619,720,086,306,332,475,392
  5. Step 5: Solve for x
    x = 619,720,086,306,332,475,392/28,054,134,113.76
  6. Step 6: Final answer
    x = 22,090,151,982.36

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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.