Home / 726,960,440-1,090,440,660.16-216,357,176

Finding the Fourth Proportional to 726,960,440, 1,090,440,660.16 and 216,357,176

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Solution

The fourth proportional to 726,960,440, 1,090,440,660.16 and 216,357,176 is: 324,535,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,960,440 : 1,090,440,660.16 = 216,357,176 : x
  2. Step 2: Convert to fraction form
    726,960,440/1,090,440,660.16 = 216,357,176/x
  3. Step 3: Cross multiply
    726,960,440x = 1,090,440,660.16 × 216,357,176
  4. Step 4: Simplify right side
    726,960,440x = 235,924,661,827,793,312
  5. Step 5: Solve for x
    x = 235,924,661,827,793,312/726,960,440
  6. Step 6: Final answer
    x = 324,535,764.05

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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.