Home / 6,990,624,257.10-10,485,936,385.65-6,392,009,114.70

Finding the Fourth Proportional to 6,990,624,257.10, 10,485,936,385.65 and 6,392,009,114.70

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Solution

The fourth proportional to 6,990,624,257.10, 10,485,936,385.65 and 6,392,009,114.70 is: 9,588,013,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,624,257.10 : 10,485,936,385.65 = 6,392,009,114.70 : x
  2. Step 2: Convert to fraction form
    6,990,624,257.10/10,485,936,385.65 = 6,392,009,114.70/x
  3. Step 3: Cross multiply
    6,990,624,257.10x = 10,485,936,385.65 × 6,392,009,114.70
  4. Step 4: Simplify right side
    6,990,624,257.10x = 67,026,200,953,239,166,976
  5. Step 5: Solve for x
    x = 67,026,200,953,239,166,976/6,990,624,257.10
  6. Step 6: Final answer
    x = 9,588,013,672.05

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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.