Home / 109,537,975.15-164,046,128.80-63,382,573.07

Finding the Fourth Proportional to 109,537,975.15, 164,046,128.80 and 63,382,573.07

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Solution

The fourth proportional to 109,537,975.15, 164,046,128.80 and 63,382,573.07 is: 94,922,931.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,537,975.15 : 164,046,128.80 = 63,382,573.07 : x
  2. Step 2: Convert to fraction form
    109,537,975.15/164,046,128.80 = 63,382,573.07/x
  3. Step 3: Cross multiply
    109,537,975.15x = 164,046,128.80 × 63,382,573.07
  4. Step 4: Simplify right side
    109,537,975.15x = 10,397,665,745,516,632
  5. Step 5: Solve for x
    x = 10,397,665,745,516,632/109,537,975.15
  6. Step 6: Final answer
    x = 94,922,931.81

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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.