Home / 1,139,228,314.17-1,708,277,164.70-362,772,811.77

Finding the Fourth Proportional to 1,139,228,314.17, 1,708,277,164.70 and 362,772,811.77

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Solution

The fourth proportional to 1,139,228,314.17, 1,708,277,164.70 and 362,772,811.77 is: 543,979,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,228,314.17 : 1,708,277,164.70 = 362,772,811.77 : x
  2. Step 2: Convert to fraction form
    1,139,228,314.17/1,708,277,164.70 = 362,772,811.77/x
  3. Step 3: Cross multiply
    1,139,228,314.17x = 1,708,277,164.70 × 362,772,811.77
  4. Step 4: Simplify right side
    1,139,228,314.17x = 619,716,510,318,888,448
  5. Step 5: Solve for x
    x = 619,716,510,318,888,448/1,139,228,314.17
  6. Step 6: Final answer
    x = 543,979,202.95

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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.