Home / 90,327,323,812.26-135,506,421,754.19-37,239,336,342.42

Finding the Fourth Proportional to 90,327,323,812.26, 135,506,421,754.19 and 37,239,336,342.42

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Solution

The fourth proportional to 90,327,323,812.26, 135,506,421,754.19 and 37,239,336,342.42 is: 55,865,368,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,327,323,812.26 : 135,506,421,754.19 = 37,239,336,342.42 : x
  2. Step 2: Convert to fraction form
    90,327,323,812.26/135,506,421,754.19 = 37,239,336,342.42/x
  3. Step 3: Cross multiply
    90,327,323,812.26x = 135,506,421,754.19 × 37,239,336,342.42
  4. Step 4: Simplify right side
    90,327,323,812.26x = 5,046,169,216,261,693,636,608
  5. Step 5: Solve for x
    x = 5,046,169,216,261,693,636,608/90,327,323,812.26
  6. Step 6: Final answer
    x = 55,865,368,343.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.