Home / 319,429,118.06-440,816,465.96-180,199,449.26

Finding the Fourth Proportional to 319,429,118.06, 440,816,465.96 and 180,199,449.26

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Solution

The fourth proportional to 319,429,118.06, 440,816,465.96 and 180,199,449.26 is: 248,677,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,429,118.06 : 440,816,465.96 = 180,199,449.26 : x
  2. Step 2: Convert to fraction form
    319,429,118.06/440,816,465.96 = 180,199,449.26/x
  3. Step 3: Cross multiply
    319,429,118.06x = 440,816,465.96 × 180,199,449.26
  4. Step 4: Simplify right side
    319,429,118.06x = 79,434,884,389,955,264
  5. Step 5: Solve for x
    x = 79,434,884,389,955,264/319,429,118.06
  6. Step 6: Final answer
    x = 248,677,656.17

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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.