Home / 7,838,984,997.64-10,810,532,853.38-5,721,086,266.12

Finding the Fourth Proportional to 7,838,984,997.64, 10,810,532,853.38 and 5,721,086,266.12

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Solution

The fourth proportional to 7,838,984,997.64, 10,810,532,853.38 and 5,721,086,266.12 is: 7,889,795,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,984,997.64 : 10,810,532,853.38 = 5,721,086,266.12 : x
  2. Step 2: Convert to fraction form
    7,838,984,997.64/10,810,532,853.38 = 5,721,086,266.12/x
  3. Step 3: Cross multiply
    7,838,984,997.64x = 10,810,532,853.38 × 5,721,086,266.12
  4. Step 4: Simplify right side
    7,838,984,997.64x = 61,847,991,036,911,370,240
  5. Step 5: Solve for x
    x = 61,847,991,036,911,370,240/7,838,984,997.64
  6. Step 6: Final answer
    x = 7,889,795,816.11

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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.