Home / 274,820,985.88-412,231,216.38-70,348,733.08

Finding the Fourth Proportional to 274,820,985.88, 412,231,216.38 and 70,348,733.08

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Solution

The fourth proportional to 274,820,985.88, 412,231,216.38 and 70,348,733.08 is: 105,523,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,820,985.88 : 412,231,216.38 = 70,348,733.08 : x
  2. Step 2: Convert to fraction form
    274,820,985.88/412,231,216.38 = 70,348,733.08/x
  3. Step 3: Cross multiply
    274,820,985.88x = 412,231,216.38 × 70,348,733.08
  4. Step 4: Simplify right side
    274,820,985.88x = 28,999,943,807,065,960
  5. Step 5: Solve for x
    x = 28,999,943,807,065,960/274,820,985.88
  6. Step 6: Final answer
    x = 105,523,032.44

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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.