Home / 666,862,360.77-1,000,295,737.27-168,872,602.87

Finding the Fourth Proportional to 666,862,360.77, 1,000,295,737.27 and 168,872,602.87

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Solution

The fourth proportional to 666,862,360.77, 1,000,295,737.27 and 168,872,602.87 is: 253,309,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,862,360.77 : 1,000,295,737.27 = 168,872,602.87 : x
  2. Step 2: Convert to fraction form
    666,862,360.77/1,000,295,737.27 = 168,872,602.87/x
  3. Step 3: Cross multiply
    666,862,360.77x = 1,000,295,737.27 × 168,872,602.87
  4. Step 4: Simplify right side
    666,862,360.77x = 168,922,544,789,627,648
  5. Step 5: Solve for x
    x = 168,922,544,789,627,648/666,862,360.77
  6. Step 6: Final answer
    x = 253,309,460.43

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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.