Home / 14,428,791,680.74-19,911,732,087.95-7,998,595,366.39

Finding the Fourth Proportional to 14,428,791,680.74, 19,911,732,087.95 and 7,998,595,366.39

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Solution

The fourth proportional to 14,428,791,680.74, 19,911,732,087.95 and 7,998,595,366.39 is: 11,038,061,366.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428,791,680.74 : 19,911,732,087.95 = 7,998,595,366.39 : x
  2. Step 2: Convert to fraction form
    14,428,791,680.74/19,911,732,087.95 = 7,998,595,366.39/x
  3. Step 3: Cross multiply
    14,428,791,680.74x = 19,911,732,087.95 × 7,998,595,366.39
  4. Step 4: Simplify right side
    14,428,791,680.74x = 159,265,888,015,505,653,760
  5. Step 5: Solve for x
    x = 159,265,888,015,505,653,760/14,428,791,680.74
  6. Step 6: Final answer
    x = 11,038,061,366.44

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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.