Home / 70,789,613,319.94-97,689,705,576.33-38,236,826,817.58

Finding the Fourth Proportional to 70,789,613,319.94, 97,689,705,576.33 and 38,236,826,817.58

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Solution

The fourth proportional to 70,789,613,319.94, 97,689,705,576.33 and 38,236,826,817.58 is: 52,766,842,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,789,613,319.94 : 97,689,705,576.33 = 38,236,826,817.58 : x
  2. Step 2: Convert to fraction form
    70,789,613,319.94/97,689,705,576.33 = 38,236,826,817.58/x
  3. Step 3: Cross multiply
    70,789,613,319.94x = 97,689,705,576.33 × 38,236,826,817.58
  4. Step 4: Simplify right side
    70,789,613,319.94x = 3,735,344,353,982,509,744,128
  5. Step 5: Solve for x
    x = 3,735,344,353,982,509,744,128/70,789,613,319.94
  6. Step 6: Final answer
    x = 52,766,842,179.24

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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.