Home / 727,926,912,076.80-1,090,421,040,038.40-727,926,912,076.80

Finding the Fourth Proportional to 727,926,912,076.80, 1,090,421,040,038.40 and 727,926,912,076.80

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Solution

The fourth proportional to 727,926,912,076.80, 1,090,421,040,038.40 and 727,926,912,076.80 is: 1,090,421,040,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,926,912,076.80 : 1,090,421,040,038.40 = 727,926,912,076.80 : x
  2. Step 2: Convert to fraction form
    727,926,912,076.80/1,090,421,040,038.40 = 727,926,912,076.80/x
  3. Step 3: Cross multiply
    727,926,912,076.80x = 1,090,421,040,038.40 × 727,926,912,076.80
  4. Step 4: Simplify right side
    727,926,912,076.80x = 793,746,820,538,725,216,288,768
  5. Step 5: Solve for x
    x = 793,746,820,538,725,216,288,768/727,926,912,076.80
  6. Step 6: Final answer
    x = 1,090,421,040,038.40

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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.