Home / 8,020,805,110.80-12,031,207,666.20-7,680,736,014.90

Finding the Fourth Proportional to 8,020,805,110.80, 12,031,207,666.20 and 7,680,736,014.90

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Solution

The fourth proportional to 8,020,805,110.80, 12,031,207,666.20 and 7,680,736,014.90 is: 11,521,104,022.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,805,110.80 : 12,031,207,666.20 = 7,680,736,014.90 : x
  2. Step 2: Convert to fraction form
    8,020,805,110.80/12,031,207,666.20 = 7,680,736,014.90/x
  3. Step 3: Cross multiply
    8,020,805,110.80x = 12,031,207,666.20 × 7,680,736,014.90
  4. Step 4: Simplify right side
    8,020,805,110.80x = 92,408,530,024,523,317,248
  5. Step 5: Solve for x
    x = 92,408,530,024,523,317,248/8,020,805,110.80
  6. Step 6: Final answer
    x = 11,521,104,022.35

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1.5x scale

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.