Home / 13,499,278,400.04-20,166,813,037.59-8,738,818,829.64

Finding the Fourth Proportional to 13,499,278,400.04, 20,166,813,037.59 and 8,738,818,829.64

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Solution

The fourth proportional to 13,499,278,400.04, 20,166,813,037.59 and 8,738,818,829.64 is: 13,055,077,485.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499,278,400.04 : 20,166,813,037.59 = 8,738,818,829.64 : x
  2. Step 2: Convert to fraction form
    13,499,278,400.04/20,166,813,037.59 = 8,738,818,829.64/x
  3. Step 3: Cross multiply
    13,499,278,400.04x = 20,166,813,037.59 × 8,738,818,829.64
  4. Step 4: Simplify right side
    13,499,278,400.04x = 176,234,125,506,720,923,648
  5. Step 5: Solve for x
    x = 176,234,125,506,720,923,648/13,499,278,400.04
  6. Step 6: Final answer
    x = 13,055,077,485.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.