Home / 81,675,109,594.39-112,711,759,817.65-45,052,398,834.59

Finding the Fourth Proportional to 81,675,109,594.39, 112,711,759,817.65 and 45,052,398,834.59

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Solution

The fourth proportional to 81,675,109,594.39, 112,711,759,817.65 and 45,052,398,834.59 is: 62,172,370,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,675,109,594.39 : 112,711,759,817.65 = 45,052,398,834.59 : x
  2. Step 2: Convert to fraction form
    81,675,109,594.39/112,711,759,817.65 = 45,052,398,834.59/x
  3. Step 3: Cross multiply
    81,675,109,594.39x = 112,711,759,817.65 × 45,052,398,834.59
  4. Step 4: Simplify right side
    81,675,109,594.39x = 5,077,935,156,653,508,788,224
  5. Step 5: Solve for x
    x = 5,077,935,156,653,508,788,224/81,675,109,594.39
  6. Step 6: Final answer
    x = 62,172,370,283.57

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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.