Home / 7,213,386,997.67-10,812,528,703.49-3,018,743,113.70

Finding the Fourth Proportional to 7,213,386,997.67, 10,812,528,703.49 and 3,018,743,113.70

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Solution

The fourth proportional to 7,213,386,997.67, 10,812,528,703.49 and 3,018,743,113.70 is: 4,524,954,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213,386,997.67 : 10,812,528,703.49 = 3,018,743,113.70 : x
  2. Step 2: Convert to fraction form
    7,213,386,997.67/10,812,528,703.49 = 3,018,743,113.70/x
  3. Step 3: Cross multiply
    7,213,386,997.67x = 10,812,528,703.49 × 3,018,743,113.70
  4. Step 4: Simplify right side
    7,213,386,997.67x = 32,640,246,565,355,966,464
  5. Step 5: Solve for x
    x = 32,640,246,565,355,966,464/7,213,386,997.67
  6. Step 6: Final answer
    x = 4,524,954,307.31

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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.