Home / 234,139,063,172.20-351,140,460,912-90,686,096,017.12

Finding the Fourth Proportional to 234,139,063,172.20, 351,140,460,912 and 90,686,096,017.12

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Solution

The fourth proportional to 234,139,063,172.20, 351,140,460,912 and 90,686,096,017.12 is: 136,002,754,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,139,063,172.20 : 351,140,460,912 = 90,686,096,017.12 : x
  2. Step 2: Convert to fraction form
    234,139,063,172.20/351,140,460,912 = 90,686,096,017.12/x
  3. Step 3: Cross multiply
    234,139,063,172.20x = 351,140,460,912 × 90,686,096,017.12
  4. Step 4: Simplify right side
    234,139,063,172.20x = 31,843,557,553,761,402,486,784
  5. Step 5: Solve for x
    x = 31,843,557,553,761,402,486,784/234,139,063,172.20
  6. Step 6: Final answer
    x = 136,002,754,612.30

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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.