Home / 207,116,332.12-285,826,597.96-113,036,513.26

Finding the Fourth Proportional to 207,116,332.12, 285,826,597.96 and 113,036,513.26

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Solution

The fourth proportional to 207,116,332.12, 285,826,597.96 and 113,036,513.26 is: 155,993,695.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,116,332.12 : 285,826,597.96 = 113,036,513.26 : x
  2. Step 2: Convert to fraction form
    207,116,332.12/285,826,597.96 = 113,036,513.26/x
  3. Step 3: Cross multiply
    207,116,332.12x = 285,826,597.96 × 113,036,513.26
  4. Step 4: Simplify right side
    207,116,332.12x = 32,308,842,030,366,228
  5. Step 5: Solve for x
    x = 32,308,842,030,366,228/207,116,332.12
  6. Step 6: Final answer
    x = 155,993,695.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.