Home / 766,745,573.12-1,147,759,455.81-500,277,514.77

Finding the Fourth Proportional to 766,745,573.12, 1,147,759,455.81 and 500,277,514.77

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Solution

The fourth proportional to 766,745,573.12, 1,147,759,455.81 and 500,277,514.77 is: 748,877,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,745,573.12 : 1,147,759,455.81 = 500,277,514.77 : x
  2. Step 2: Convert to fraction form
    766,745,573.12/1,147,759,455.81 = 500,277,514.77/x
  3. Step 3: Cross multiply
    766,745,573.12x = 1,147,759,455.81 × 500,277,514.77
  4. Step 4: Simplify right side
    766,745,573.12x = 574,198,248,106,394,368
  5. Step 5: Solve for x
    x = 574,198,248,106,394,368/766,745,573.12
  6. Step 6: Final answer
    x = 748,877,161.13

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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.