Home / 888,852,807.45-1,334,139,751.94-429,113,564.73

Finding the Fourth Proportional to 888,852,807.45, 1,334,139,751.94 and 429,113,564.73

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Solution

The fourth proportional to 888,852,807.45, 1,334,139,751.94 and 429,113,564.73 is: 644,085,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,852,807.45 : 1,334,139,751.94 = 429,113,564.73 : x
  2. Step 2: Convert to fraction form
    888,852,807.45/1,334,139,751.94 = 429,113,564.73/x
  3. Step 3: Cross multiply
    888,852,807.45x = 1,334,139,751.94 × 429,113,564.73
  4. Step 4: Simplify right side
    888,852,807.45x = 572,497,464,800,825,792
  5. Step 5: Solve for x
    x = 572,497,464,800,825,792/888,852,807.45
  6. Step 6: Final answer
    x = 644,085,792.39

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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.