Home / 8,698,587,765.73-12,003,664,065.98-5,081,946,877.44

Finding the Fourth Proportional to 8,698,587,765.73, 12,003,664,065.98 and 5,081,946,877.44

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Solution

The fourth proportional to 8,698,587,765.73, 12,003,664,065.98 and 5,081,946,877.44 is: 7,012,860,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,587,765.73 : 12,003,664,065.98 = 5,081,946,877.44 : x
  2. Step 2: Convert to fraction form
    8,698,587,765.73/12,003,664,065.98 = 5,081,946,877.44/x
  3. Step 3: Cross multiply
    8,698,587,765.73x = 12,003,664,065.98 × 5,081,946,877.44
  4. Step 4: Simplify right side
    8,698,587,765.73x = 61,001,983,117,920,378,880
  5. Step 5: Solve for x
    x = 61,001,983,117,920,378,880/8,698,587,765.73
  6. Step 6: Final answer
    x = 7,012,860,565.51

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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.