Home / 522,936,577.40-784,404,866.10-318,863,233.40

Finding the Fourth Proportional to 522,936,577.40, 784,404,866.10 and 318,863,233.40

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Solution

The fourth proportional to 522,936,577.40, 784,404,866.10 and 318,863,233.40 is: 478,294,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,936,577.40 : 784,404,866.10 = 318,863,233.40 : x
  2. Step 2: Convert to fraction form
    522,936,577.40/784,404,866.10 = 318,863,233.40/x
  3. Step 3: Cross multiply
    522,936,577.40x = 784,404,866.10 × 318,863,233.40
  4. Step 4: Simplify right side
    522,936,577.40x = 250,117,871,899,340,032
  5. Step 5: Solve for x
    x = 250,117,871,899,340,032/522,936,577.40
  6. Step 6: Final answer
    x = 478,294,850.10

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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.