Home / 14,089,454,691.68-19,443,459,984.05-7,745,930,452.82

Finding the Fourth Proportional to 14,089,454,691.68, 19,443,459,984.05 and 7,745,930,452.82

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Solution

The fourth proportional to 14,089,454,691.68, 19,443,459,984.05 and 7,745,930,452.82 is: 10,689,390,902.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089,454,691.68 : 19,443,459,984.05 = 7,745,930,452.82 : x
  2. Step 2: Convert to fraction form
    14,089,454,691.68/19,443,459,984.05 = 7,745,930,452.82/x
  3. Step 3: Cross multiply
    14,089,454,691.68x = 19,443,459,984.05 × 7,745,930,452.82
  4. Step 4: Simplify right side
    14,089,454,691.68x = 150,607,688,798,704,041,984
  5. Step 5: Solve for x
    x = 150,607,688,798,704,041,984/14,089,454,691.68
  6. Step 6: Final answer
    x = 10,689,390,902.23

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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.