Home / 106,870,214,285.50-147,531,107,655.03-61,751,213,507.74

Finding the Fourth Proportional to 106,870,214,285.50, 147,531,107,655.03 and 61,751,213,507.74

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Solution

The fourth proportional to 106,870,214,285.50, 147,531,107,655.03 and 61,751,213,507.74 is: 85,245,687,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,870,214,285.50 : 147,531,107,655.03 = 61,751,213,507.74 : x
  2. Step 2: Convert to fraction form
    106,870,214,285.50/147,531,107,655.03 = 61,751,213,507.74/x
  3. Step 3: Cross multiply
    106,870,214,285.50x = 147,531,107,655.03 × 61,751,213,507.74
  4. Step 4: Simplify right side
    106,870,214,285.50x = 9,110,224,927,839,132,581,888
  5. Step 5: Solve for x
    x = 9,110,224,927,839,132,581,888/106,870,214,285.50
  6. Step 6: Final answer
    x = 85,245,687,853.69

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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.