Home / 845,643,611.70-1,268,465,417.55-845,643,611.70

Finding the Fourth Proportional to 845,643,611.70, 1,268,465,417.55 and 845,643,611.70

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Solution

The fourth proportional to 845,643,611.70, 1,268,465,417.55 and 845,643,611.70 is: 1,268,465,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,643,611.70 : 1,268,465,417.55 = 845,643,611.70 : x
  2. Step 2: Convert to fraction form
    845,643,611.70/1,268,465,417.55 = 845,643,611.70/x
  3. Step 3: Cross multiply
    845,643,611.70x = 1,268,465,417.55 × 845,643,611.70
  4. Step 4: Simplify right side
    845,643,611.70x = 1,072,669,677,013,530,624
  5. Step 5: Solve for x
    x = 1,072,669,677,013,530,624/845,643,611.70
  6. Step 6: Final answer
    x = 1,268,465,417.55

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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.