Home / 713,655,565.94-1,070,534,942.78-298,715,069.06

Finding the Fourth Proportional to 713,655,565.94, 1,070,534,942.78 and 298,715,069.06

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Solution

The fourth proportional to 713,655,565.94, 1,070,534,942.78 and 298,715,069.06 is: 448,094,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,655,565.94 : 1,070,534,942.78 = 298,715,069.06 : x
  2. Step 2: Convert to fraction form
    713,655,565.94/1,070,534,942.78 = 298,715,069.06/x
  3. Step 3: Cross multiply
    713,655,565.94x = 1,070,534,942.78 × 298,715,069.06
  4. Step 4: Simplify right side
    713,655,565.94x = 319,784,919,360,839,040
  5. Step 5: Solve for x
    x = 319,784,919,360,839,040/713,655,565.94
  6. Step 6: Final answer
    x = 448,094,199.25

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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.