Home / 8,168,812,731.30-12,253,219,096.95-7,006,551,264.30

Finding the Fourth Proportional to 8,168,812,731.30, 12,253,219,096.95 and 7,006,551,264.30

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Solution

The fourth proportional to 8,168,812,731.30, 12,253,219,096.95 and 7,006,551,264.30 is: 10,509,826,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,812,731.30 : 12,253,219,096.95 = 7,006,551,264.30 : x
  2. Step 2: Convert to fraction form
    8,168,812,731.30/12,253,219,096.95 = 7,006,551,264.30/x
  3. Step 3: Cross multiply
    8,168,812,731.30x = 12,253,219,096.95 × 7,006,551,264.30
  4. Step 4: Simplify right side
    8,168,812,731.30x = 85,852,807,755,479,941,120
  5. Step 5: Solve for x
    x = 85,852,807,755,479,941,120/8,168,812,731.30
  6. Step 6: Final answer
    x = 10,509,826,896.45

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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.