Home / 8,855,436,913.13-12,220,648,126.76-5,287,455,610.04

Finding the Fourth Proportional to 8,855,436,913.13, 12,220,648,126.76 and 5,287,455,610.04

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Solution

The fourth proportional to 8,855,436,913.13, 12,220,648,126.76 and 5,287,455,610.04 is: 7,296,775,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855,436,913.13 : 12,220,648,126.76 = 5,287,455,610.04 : x
  2. Step 2: Convert to fraction form
    8,855,436,913.13/12,220,648,126.76 = 5,287,455,610.04/x
  3. Step 3: Cross multiply
    8,855,436,913.13x = 12,220,648,126.76 × 5,287,455,610.04
  4. Step 4: Simplify right side
    8,855,436,913.13x = 64,616,134,496,208,388,096
  5. Step 5: Solve for x
    x = 64,616,134,496,208,388,096/8,855,436,913.13
  6. Step 6: Final answer
    x = 7,296,775,430.74

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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.