Home / 972,357,127.82-1,458,767,726.58-317,309,372.79

Finding the Fourth Proportional to 972,357,127.82, 1,458,767,726.58 and 317,309,372.79

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Solution

The fourth proportional to 972,357,127.82, 1,458,767,726.58 and 317,309,372.79 is: 476,039,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,357,127.82 : 1,458,767,726.58 = 317,309,372.79 : x
  2. Step 2: Convert to fraction form
    972,357,127.82/1,458,767,726.58 = 317,309,372.79/x
  3. Step 3: Cross multiply
    972,357,127.82x = 1,458,767,726.58 × 317,309,372.79
  4. Step 4: Simplify right side
    972,357,127.82x = 462,880,672,367,394,048
  5. Step 5: Solve for x
    x = 462,880,672,367,394,048/972,357,127.82
  6. Step 6: Final answer
    x = 476,039,779.14

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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.