Home / 3,012,012,496.86-4,155,287,893.65-1,881,018,757.86

Finding the Fourth Proportional to 3,012,012,496.86, 4,155,287,893.65 and 1,881,018,757.86

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Solution

The fourth proportional to 3,012,012,496.86, 4,155,287,893.65 and 1,881,018,757.86 is: 2,595,000,678.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,012,496.86 : 4,155,287,893.65 = 1,881,018,757.86 : x
  2. Step 2: Convert to fraction form
    3,012,012,496.86/4,155,287,893.65 = 1,881,018,757.86/x
  3. Step 3: Cross multiply
    3,012,012,496.86x = 4,155,287,893.65 × 1,881,018,757.86
  4. Step 4: Simplify right side
    3,012,012,496.86x = 7,816,174,472,264,218,624
  5. Step 5: Solve for x
    x = 7,816,174,472,264,218,624/3,012,012,496.86
  6. Step 6: Final answer
    x = 2,595,000,678.25

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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.