Home / 234,154,345,835.89-350,983,626,247.72-78,761,771,528.25

Finding the Fourth Proportional to 234,154,345,835.89, 350,983,626,247.72 and 78,761,771,528.25

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Solution

The fourth proportional to 234,154,345,835.89, 350,983,626,247.72 and 78,761,771,528.25 is: 118,059,274,458.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,154,345,835.89 : 350,983,626,247.72 = 78,761,771,528.25 : x
  2. Step 2: Convert to fraction form
    234,154,345,835.89/350,983,626,247.72 = 78,761,771,528.25/x
  3. Step 3: Cross multiply
    234,154,345,835.89x = 350,983,626,247.72 × 78,761,771,528.25
  4. Step 4: Simplify right side
    234,154,345,835.89x = 27,644,092,180,679,610,073,088
  5. Step 5: Solve for x
    x = 27,644,092,180,679,610,073,088/234,154,345,835.89
  6. Step 6: Final answer
    x = 118,059,274,458.46

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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.