Home / 216,838,833.84-299,242,795.44-117,723,758.76

Finding the Fourth Proportional to 216,838,833.84, 299,242,795.44 and 117,723,758.76

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Solution

The fourth proportional to 216,838,833.84, 299,242,795.44 and 117,723,758.76 is: 162,461,612.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,838,833.84 : 299,242,795.44 = 117,723,758.76 : x
  2. Step 2: Convert to fraction form
    216,838,833.84/299,242,795.44 = 117,723,758.76/x
  3. Step 3: Cross multiply
    216,838,833.84x = 299,242,795.44 × 117,723,758.76
  4. Step 4: Simplify right side
    216,838,833.84x = 35,227,986,661,046,588
  5. Step 5: Solve for x
    x = 35,227,986,661,046,588/216,838,833.84
  6. Step 6: Final answer
    x = 162,461,612.79

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1.5x scale

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.