Home / 8,620,809,748.80-12,931,214,623.20-6,554,567,140.80

Finding the Fourth Proportional to 8,620,809,748.80, 12,931,214,623.20 and 6,554,567,140.80

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Solution

The fourth proportional to 8,620,809,748.80, 12,931,214,623.20 and 6,554,567,140.80 is: 9,831,850,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,809,748.80 : 12,931,214,623.20 = 6,554,567,140.80 : x
  2. Step 2: Convert to fraction form
    8,620,809,748.80/12,931,214,623.20 = 6,554,567,140.80/x
  3. Step 3: Cross multiply
    8,620,809,748.80x = 12,931,214,623.20 × 6,554,567,140.80
  4. Step 4: Simplify right side
    8,620,809,748.80x = 84,758,514,459,859,173,376
  5. Step 5: Solve for x
    x = 84,758,514,459,859,173,376/8,620,809,748.80
  6. Step 6: Final answer
    x = 9,831,850,711.20

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Double scale
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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.