Home / 468,119,225.90-646,014,970.26-267,172,069.77

Finding the Fourth Proportional to 468,119,225.90, 646,014,970.26 and 267,172,069.77

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Solution

The fourth proportional to 468,119,225.90, 646,014,970.26 and 267,172,069.77 is: 368,703,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,119,225.90 : 646,014,970.26 = 267,172,069.77 : x
  2. Step 2: Convert to fraction form
    468,119,225.90/646,014,970.26 = 267,172,069.77/x
  3. Step 3: Cross multiply
    468,119,225.90x = 646,014,970.26 × 267,172,069.77
  4. Step 4: Simplify right side
    468,119,225.90x = 172,597,156,706,769,184
  5. Step 5: Solve for x
    x = 172,597,156,706,769,184/468,119,225.90
  6. Step 6: Final answer
    x = 368,703,413.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.