Home / 1,112,700,346.39-1,535,529,499.61-610,941,629.55

Finding the Fourth Proportional to 1,112,700,346.39, 1,535,529,499.61 and 610,941,629.55

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Solution

The fourth proportional to 1,112,700,346.39, 1,535,529,499.61 and 610,941,629.55 is: 843,101,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,700,346.39 : 1,535,529,499.61 = 610,941,629.55 : x
  2. Step 2: Convert to fraction form
    1,112,700,346.39/1,535,529,499.61 = 610,941,629.55/x
  3. Step 3: Cross multiply
    1,112,700,346.39x = 1,535,529,499.61 × 610,941,629.55
  4. Step 4: Simplify right side
    1,112,700,346.39x = 938,118,894,716,533,120
  5. Step 5: Solve for x
    x = 938,118,894,716,533,120/1,112,700,346.39
  6. Step 6: Final answer
    x = 843,101,107.82

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1.5x scale

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.