Home / 4,755,688,400.40-7,130,981,683.80-1,992,195,200.40

Finding the Fourth Proportional to 4,755,688,400.40, 7,130,981,683.80 and 1,992,195,200.40

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Solution

The fourth proportional to 4,755,688,400.40, 7,130,981,683.80 and 1,992,195,200.40 is: 2,987,224,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755,688,400.40 : 7,130,981,683.80 = 1,992,195,200.40 : x
  2. Step 2: Convert to fraction form
    4,755,688,400.40/7,130,981,683.80 = 1,992,195,200.40/x
  3. Step 3: Cross multiply
    4,755,688,400.40x = 7,130,981,683.80 × 1,992,195,200.40
  4. Step 4: Simplify right side
    4,755,688,400.40x = 14,206,307,484,606,670,848
  5. Step 5: Solve for x
    x = 14,206,307,484,606,670,848/4,755,688,400.40
  6. Step 6: Final answer
    x = 2,987,224,201.53

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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.