Home / 216,777,571.65-299,153,377.35-117,658,355.22

Finding the Fourth Proportional to 216,777,571.65, 299,153,377.35 and 117,658,355.22

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Solution

The fourth proportional to 216,777,571.65, 299,153,377.35 and 117,658,355.22 is: 162,368,708.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,777,571.65 : 299,153,377.35 = 117,658,355.22 : x
  2. Step 2: Convert to fraction form
    216,777,571.65/299,153,377.35 = 117,658,355.22/x
  3. Step 3: Cross multiply
    216,777,571.65x = 299,153,377.35 × 117,658,355.22
  4. Step 4: Simplify right side
    216,777,571.65x = 35,197,894,337,509,004
  5. Step 5: Solve for x
    x = 35,197,894,337,509,004/216,777,571.65
  6. Step 6: Final answer
    x = 162,368,708.49

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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.