Home / 788,548,867.16-1,182,825,304.10-322,210,291.72

Finding the Fourth Proportional to 788,548,867.16, 1,182,825,304.10 and 322,210,291.72

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Solution

The fourth proportional to 788,548,867.16, 1,182,825,304.10 and 322,210,291.72 is: 483,316,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,548,867.16 : 1,182,825,304.10 = 322,210,291.72 : x
  2. Step 2: Convert to fraction form
    788,548,867.16/1,182,825,304.10 = 322,210,291.72/x
  3. Step 3: Cross multiply
    788,548,867.16x = 1,182,825,304.10 × 322,210,291.72
  4. Step 4: Simplify right side
    788,548,867.16x = 381,118,486,287,858,688
  5. Step 5: Solve for x
    x = 381,118,486,287,858,688/788,548,867.16
  6. Step 6: Final answer
    x = 483,316,256.18

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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.