Home / 8,817,977,309.15-12,168,803,321.78-4,857,678,977.15

Finding the Fourth Proportional to 8,817,977,309.15, 12,168,803,321.78 and 4,857,678,977.15

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Solution

The fourth proportional to 8,817,977,309.15, 12,168,803,321.78 and 4,857,678,977.15 is: 6,703,594,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817,977,309.15 : 12,168,803,321.78 = 4,857,678,977.15 : x
  2. Step 2: Convert to fraction form
    8,817,977,309.15/12,168,803,321.78 = 4,857,678,977.15/x
  3. Step 3: Cross multiply
    8,817,977,309.15x = 12,168,803,321.78 × 4,857,678,977.15
  4. Step 4: Simplify right side
    8,817,977,309.15x = 59,112,140,073,220,562,944
  5. Step 5: Solve for x
    x = 59,112,140,073,220,562,944/8,817,977,309.15
  6. Step 6: Final answer
    x = 6,703,594,033.06

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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.