Home / 1,371,172,413.90-2,056,483,632.87-671,363,031.90

Finding the Fourth Proportional to 1,371,172,413.90, 2,056,483,632.87 and 671,363,031.90

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Solution

The fourth proportional to 1,371,172,413.90, 2,056,483,632.87 and 671,363,031.90 is: 1,006,909,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,172,413.90 : 2,056,483,632.87 = 671,363,031.90 : x
  2. Step 2: Convert to fraction form
    1,371,172,413.90/2,056,483,632.87 = 671,363,031.90/x
  3. Step 3: Cross multiply
    1,371,172,413.90x = 2,056,483,632.87 × 671,363,031.90
  4. Step 4: Simplify right side
    1,371,172,413.90x = 1,380,647,086,816,329,472
  5. Step 5: Solve for x
    x = 1,380,647,086,816,329,472/1,371,172,413.90
  6. Step 6: Final answer
    x = 1,006,909,906.31

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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.