Home / 788,548,865.66-1,182,825,301.85-322,210,290.21

Finding the Fourth Proportional to 788,548,865.66, 1,182,825,301.85 and 322,210,290.21

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Solution

The fourth proportional to 788,548,865.66, 1,182,825,301.85 and 322,210,290.21 is: 483,316,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,548,865.66 : 1,182,825,301.85 = 322,210,290.21 : x
  2. Step 2: Convert to fraction form
    788,548,865.66/1,182,825,301.85 = 322,210,290.21/x
  3. Step 3: Cross multiply
    788,548,865.66x = 1,182,825,301.85 × 322,210,290.21
  4. Step 4: Simplify right side
    788,548,865.66x = 381,118,483,775,208,256
  5. Step 5: Solve for x
    x = 381,118,483,775,208,256/788,548,865.66
  6. Step 6: Final answer
    x = 483,316,253.91

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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.