Home / 220,064,337,813.60-303,689,814,611.52-125,022,393,053.28

Finding the Fourth Proportional to 220,064,337,813.60, 303,689,814,611.52 and 125,022,393,053.28

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Solution

The fourth proportional to 220,064,337,813.60, 303,689,814,611.52 and 125,022,393,053.28 is: 172,531,486,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,064,337,813.60 : 303,689,814,611.52 = 125,022,393,053.28 : x
  2. Step 2: Convert to fraction form
    220,064,337,813.60/303,689,814,611.52 = 125,022,393,053.28/x
  3. Step 3: Cross multiply
    220,064,337,813.60x = 303,689,814,611.52 × 125,022,393,053.28
  4. Step 4: Simplify right side
    220,064,337,813.60x = 37,968,027,368,639,187,386,368
  5. Step 5: Solve for x
    x = 37,968,027,368,639,187,386,368/220,064,337,813.60
  6. Step 6: Final answer
    x = 172,531,486,681.86

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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.