Home / 8,334,188,050.39-11,500,881,931.97-4,717,134,129.78

Finding the Fourth Proportional to 8,334,188,050.39, 11,500,881,931.97 and 4,717,134,129.78

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Solution

The fourth proportional to 8,334,188,050.39, 11,500,881,931.97 and 4,717,134,129.78 is: 6,509,476,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334,188,050.39 : 11,500,881,931.97 = 4,717,134,129.78 : x
  2. Step 2: Convert to fraction form
    8,334,188,050.39/11,500,881,931.97 = 4,717,134,129.78/x
  3. Step 3: Cross multiply
    8,334,188,050.39x = 11,500,881,931.97 × 4,717,134,129.78
  4. Step 4: Simplify right side
    8,334,188,050.39x = 54,251,202,683,865,825,280
  5. Step 5: Solve for x
    x = 54,251,202,683,865,825,280/8,334,188,050.39
  6. Step 6: Final answer
    x = 6,509,476,670.78

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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.