Home / 217,253,400.22-299,811,252.64-118,133,437.40

Finding the Fourth Proportional to 217,253,400.22, 299,811,252.64 and 118,133,437.40

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Solution

The fourth proportional to 217,253,400.22, 299,811,252.64 and 118,133,437.40 is: 163,024,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,253,400.22 : 299,811,252.64 = 118,133,437.40 : x
  2. Step 2: Convert to fraction form
    217,253,400.22/299,811,252.64 = 118,133,437.40/x
  3. Step 3: Cross multiply
    217,253,400.22x = 299,811,252.64 × 118,133,437.40
  4. Step 4: Simplify right side
    217,253,400.22x = 35,417,733,845,115,016
  5. Step 5: Solve for x
    x = 35,417,733,845,115,016/217,253,400.22
  6. Step 6: Final answer
    x = 163,024,992.06

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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.