Home / 127,439,531,914.97-175,870,716,491.31-69,570,997,382.91

Finding the Fourth Proportional to 127,439,531,914.97, 175,870,716,491.31 and 69,570,997,382.91

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Solution

The fourth proportional to 127,439,531,914.97, 175,870,716,491.31 and 69,570,997,382.91 is: 96,010,248,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,439,531,914.97 : 175,870,716,491.31 = 69,570,997,382.91 : x
  2. Step 2: Convert to fraction form
    127,439,531,914.97/175,870,716,491.31 = 69,570,997,382.91/x
  3. Step 3: Cross multiply
    127,439,531,914.97x = 175,870,716,491.31 × 69,570,997,382.91
  4. Step 4: Simplify right side
    127,439,531,914.97x = 12,235,501,156,747,435,835,392
  5. Step 5: Solve for x
    x = 12,235,501,156,747,435,835,392/127,439,531,914.97
  6. Step 6: Final answer
    x = 96,010,248,726.52

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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.