Home / 11,466,556,413.03-15,824,338,780.11-6,385,920,319.98

Finding the Fourth Proportional to 11,466,556,413.03, 15,824,338,780.11 and 6,385,920,319.98

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Solution

The fourth proportional to 11,466,556,413.03, 15,824,338,780.11 and 6,385,920,319.98 is: 8,812,843,448.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466,556,413.03 : 15,824,338,780.11 = 6,385,920,319.98 : x
  2. Step 2: Convert to fraction form
    11,466,556,413.03/15,824,338,780.11 = 6,385,920,319.98/x
  3. Step 3: Cross multiply
    11,466,556,413.03x = 15,824,338,780.11 × 6,385,920,319.98
  4. Step 4: Simplify right side
    11,466,556,413.03x = 101,052,966,566,151,962,624
  5. Step 5: Solve for x
    x = 101,052,966,566,151,962,624/11,466,556,413.03
  6. Step 6: Final answer
    x = 8,812,843,448.91

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Double scale
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1.5x scale

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.