Home / 1,314,174,146.80-1,971,133,110.60-344,825,762.80

Finding the Fourth Proportional to 1,314,174,146.80, 1,971,133,110.60 and 344,825,762.80

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Solution

The fourth proportional to 1,314,174,146.80, 1,971,133,110.60 and 344,825,762.80 is: 517,205,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,174,146.80 : 1,971,133,110.60 = 344,825,762.80 : x
  2. Step 2: Convert to fraction form
    1,314,174,146.80/1,971,133,110.60 = 344,825,762.80/x
  3. Step 3: Cross multiply
    1,314,174,146.80x = 1,971,133,110.60 × 344,825,762.80
  4. Step 4: Simplify right side
    1,314,174,146.80x = 679,697,478,442,981,760
  5. Step 5: Solve for x
    x = 679,697,478,442,981,760/1,314,174,146.80
  6. Step 6: Final answer
    x = 517,205,029.56

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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.