Home / 11,068,692,336.47-15,276,621,923.06-6,784,288,877.21

Finding the Fourth Proportional to 11,068,692,336.47, 15,276,621,923.06 and 6,784,288,877.21

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Solution

The fourth proportional to 11,068,692,336.47, 15,276,621,923.06 and 6,784,288,877.21 is: 9,363,438,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068,692,336.47 : 15,276,621,923.06 = 6,784,288,877.21 : x
  2. Step 2: Convert to fraction form
    11,068,692,336.47/15,276,621,923.06 = 6,784,288,877.21/x
  3. Step 3: Cross multiply
    11,068,692,336.47x = 15,276,621,923.06 × 6,784,288,877.21
  4. Step 4: Simplify right side
    11,068,692,336.47x = 103,641,016,193,848,098,816
  5. Step 5: Solve for x
    x = 103,641,016,193,848,098,816/11,068,692,336.47
  6. Step 6: Final answer
    x = 9,363,438,159.03

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Double scale
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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.