Home / 1,006,999,422.28-1,389,702,059.57-560,962,245.77

Finding the Fourth Proportional to 1,006,999,422.28, 1,389,702,059.57 and 560,962,245.77

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Solution

The fourth proportional to 1,006,999,422.28, 1,389,702,059.57 and 560,962,245.77 is: 774,151,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,999,422.28 : 1,389,702,059.57 = 560,962,245.77 : x
  2. Step 2: Convert to fraction form
    1,006,999,422.28/1,389,702,059.57 = 560,962,245.77/x
  3. Step 3: Cross multiply
    1,006,999,422.28x = 1,389,702,059.57 × 560,962,245.77
  4. Step 4: Simplify right side
    1,006,999,422.28x = 779,570,388,282,035,328
  5. Step 5: Solve for x
    x = 779,570,388,282,035,328/1,006,999,422.28
  6. Step 6: Final answer
    x = 774,151,773.12

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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.