Home / 1,029,144,584,595.70-1,543,661,011,629.60-312,792,680,232.08

Finding the Fourth Proportional to 1,029,144,584,595.70, 1,543,661,011,629.60 and 312,792,680,232.08

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Solution

The fourth proportional to 1,029,144,584,595.70, 1,543,661,011,629.60 and 312,792,680,232.08 is: 469,172,040,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,144,584,595.70 : 1,543,661,011,629.60 = 312,792,680,232.08 : x
  2. Step 2: Convert to fraction form
    1,029,144,584,595.70/1,543,661,011,629.60 = 312,792,680,232.08/x
  3. Step 3: Cross multiply
    1,029,144,584,595.70x = 1,543,661,011,629.60 × 312,792,680,232.08
  4. Step 4: Simplify right side
    1,029,144,584,595.70x = 482,845,865,197,386,680,238,080
  5. Step 5: Solve for x
    x = 482,845,865,197,386,680,238,080/1,029,144,584,595.70
  6. Step 6: Final answer
    x = 469,172,040,959.70

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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.