Home / 458,629,476-688,240,178.32-167,472,222

Finding the Fourth Proportional to 458,629,476, 688,240,178.32 and 167,472,222

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Solution

The fourth proportional to 458,629,476, 688,240,178.32 and 167,472,222 is: 251,316,406.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,629,476 : 688,240,178.32 = 167,472,222 : x
  2. Step 2: Convert to fraction form
    458,629,476/688,240,178.32 = 167,472,222/x
  3. Step 3: Cross multiply
    458,629,476x = 688,240,178.32 × 167,472,222
  4. Step 4: Simplify right side
    458,629,476x = 115,261,111,932,926,640
  5. Step 5: Solve for x
    x = 115,261,111,932,926,640/458,629,476
  6. Step 6: Final answer
    x = 251,316,406.74

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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.