Home / 670,231,459.37-924,927,926.02-368,851,470.57

Finding the Fourth Proportional to 670,231,459.37, 924,927,926.02 and 368,851,470.57

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Solution

The fourth proportional to 670,231,459.37, 924,927,926.02 and 368,851,470.57 is: 509,019,713.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,231,459.37 : 924,927,926.02 = 368,851,470.57 : x
  2. Step 2: Convert to fraction form
    670,231,459.37/924,927,926.02 = 368,851,470.57/x
  3. Step 3: Cross multiply
    670,231,459.37x = 924,927,926.02 × 368,851,470.57
  4. Step 4: Simplify right side
    670,231,459.37x = 341,161,025,682,815,040
  5. Step 5: Solve for x
    x = 341,161,025,682,815,040/670,231,459.37
  6. Step 6: Final answer
    x = 509,019,713.88

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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.