Home / 217,748,845.40-326,623,268.10-164,001,133.40

Finding the Fourth Proportional to 217,748,845.40, 326,623,268.10 and 164,001,133.40

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Solution

The fourth proportional to 217,748,845.40, 326,623,268.10 and 164,001,133.40 is: 246,001,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,748,845.40 : 326,623,268.10 = 164,001,133.40 : x
  2. Step 2: Convert to fraction form
    217,748,845.40/326,623,268.10 = 164,001,133.40/x
  3. Step 3: Cross multiply
    217,748,845.40x = 326,623,268.10 × 164,001,133.40
  4. Step 4: Simplify right side
    217,748,845.40x = 53,566,586,163,212,072
  5. Step 5: Solve for x
    x = 53,566,586,163,212,072/217,748,845.40
  6. Step 6: Final answer
    x = 246,001,700.10

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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.