Home / 359,880,270,278.71-496,634,653,113.40-197,296,425,420.46

Finding the Fourth Proportional to 359,880,270,278.71, 496,634,653,113.40 and 197,296,425,420.46

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Solution

The fourth proportional to 359,880,270,278.71, 496,634,653,113.40 and 197,296,425,420.46 is: 272,269,001,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,880,270,278.71 : 496,634,653,113.40 = 197,296,425,420.46 : x
  2. Step 2: Convert to fraction form
    359,880,270,278.71/496,634,653,113.40 = 197,296,425,420.46/x
  3. Step 3: Cross multiply
    359,880,270,278.71x = 496,634,653,113.40 × 197,296,425,420.46
  4. Step 4: Simplify right side
    359,880,270,278.71x = 97,984,241,799,203,943,088,128
  5. Step 5: Solve for x
    x = 97,984,241,799,203,943,088,128/359,880,270,278.71
  6. Step 6: Final answer
    x = 272,269,001,363.48

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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.