Home / 1,156,101,616.87-1,595,421,798.92-627,465,619.33

Finding the Fourth Proportional to 1,156,101,616.87, 1,595,421,798.92 and 627,465,619.33

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Solution

The fourth proportional to 1,156,101,616.87, 1,595,421,798.92 and 627,465,619.33 is: 865,903,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,101,616.87 : 1,595,421,798.92 = 627,465,619.33 : x
  2. Step 2: Convert to fraction form
    1,156,101,616.87/1,595,421,798.92 = 627,465,619.33/x
  3. Step 3: Cross multiply
    1,156,101,616.87x = 1,595,421,798.92 × 627,465,619.33
  4. Step 4: Simplify right side
    1,156,101,616.87x = 1,001,072,327,147,116,288
  5. Step 5: Solve for x
    x = 1,001,072,327,147,116,288/1,156,101,616.87
  6. Step 6: Final answer
    x = 865,903,405.50

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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.