Home / 587,117,686.80-881,243,400.60-357,535,174.80

Finding the Fourth Proportional to 587,117,686.80, 881,243,400.60 and 357,535,174.80

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Solution

The fourth proportional to 587,117,686.80, 881,243,400.60 and 357,535,174.80 is: 536,647,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,117,686.80 : 881,243,400.60 = 357,535,174.80 : x
  2. Step 2: Convert to fraction form
    587,117,686.80/881,243,400.60 = 357,535,174.80/x
  3. Step 3: Cross multiply
    587,117,686.80x = 881,243,400.60 × 357,535,174.80
  4. Step 4: Simplify right side
    587,117,686.80x = 315,075,513,274,867,456
  5. Step 5: Solve for x
    x = 315,075,513,274,867,456/587,117,686.80
  6. Step 6: Final answer
    x = 536,647,967.45

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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.