Home / 7,792,903,981.20-11,688,174,887.48-2,120,934,493.93

Finding the Fourth Proportional to 7,792,903,981.20, 11,688,174,887.48 and 2,120,934,493.93

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Solution

The fourth proportional to 7,792,903,981.20, 11,688,174,887.48 and 2,120,934,493.93 is: 3,181,080,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,903,981.20 : 11,688,174,887.48 = 2,120,934,493.93 : x
  2. Step 2: Convert to fraction form
    7,792,903,981.20/11,688,174,887.48 = 2,120,934,493.93/x
  3. Step 3: Cross multiply
    7,792,903,981.20x = 11,688,174,887.48 × 2,120,934,493.93
  4. Step 4: Simplify right side
    7,792,903,981.20x = 24,789,853,289,894,502,400
  5. Step 5: Solve for x
    x = 24,789,853,289,894,502,400/7,792,903,981.20
  6. Step 6: Final answer
    x = 3,181,080,294.29

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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.