Home / 10,329,889,681.70-15,494,834,522.55-5,099,713,080.20

Finding the Fourth Proportional to 10,329,889,681.70, 15,494,834,522.55 and 5,099,713,080.20

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Solution

The fourth proportional to 10,329,889,681.70, 15,494,834,522.55 and 5,099,713,080.20 is: 7,649,569,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329,889,681.70 : 15,494,834,522.55 = 5,099,713,080.20 : x
  2. Step 2: Convert to fraction form
    10,329,889,681.70/15,494,834,522.55 = 5,099,713,080.20/x
  3. Step 3: Cross multiply
    10,329,889,681.70x = 15,494,834,522.55 × 5,099,713,080.20
  4. Step 4: Simplify right side
    10,329,889,681.70x = 79,019,210,290,182,750,208
  5. Step 5: Solve for x
    x = 79,019,210,290,182,750,208/10,329,889,681.70
  6. Step 6: Final answer
    x = 7,649,569,620.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.