Home / 90,742,874,814.33-136,112,443,064.61-30,241,546,001.25

Finding the Fourth Proportional to 90,742,874,814.33, 136,112,443,064.61 and 30,241,546,001.25

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Solution

The fourth proportional to 90,742,874,814.33, 136,112,443,064.61 and 30,241,546,001.25 is: 45,361,696,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,742,874,814.33 : 136,112,443,064.61 = 30,241,546,001.25 : x
  2. Step 2: Convert to fraction form
    90,742,874,814.33/136,112,443,064.61 = 30,241,546,001.25/x
  3. Step 3: Cross multiply
    90,742,874,814.33x = 136,112,443,064.61 × 30,241,546,001.25
  4. Step 4: Simplify right side
    90,742,874,814.33x = 4,116,250,708,280,924,962,816
  5. Step 5: Solve for x
    x = 4,116,250,708,280,924,962,816/90,742,874,814.33
  6. Step 6: Final answer
    x = 45,361,696,074.80

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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.