Home / 234,154,345,836.06-350,983,626,247.93-78,761,771,528.40

Finding the Fourth Proportional to 234,154,345,836.06, 350,983,626,247.93 and 78,761,771,528.40

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Solution

The fourth proportional to 234,154,345,836.06, 350,983,626,247.93 and 78,761,771,528.40 is: 118,059,274,458.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,154,345,836.06 : 350,983,626,247.93 = 78,761,771,528.40 : x
  2. Step 2: Convert to fraction form
    234,154,345,836.06/350,983,626,247.93 = 78,761,771,528.40/x
  3. Step 3: Cross multiply
    234,154,345,836.06x = 350,983,626,247.93 × 78,761,771,528.40
  4. Step 4: Simplify right side
    234,154,345,836.06x = 27,644,092,180,748,799,311,872
  5. Step 5: Solve for x
    x = 27,644,092,180,748,799,311,872/234,154,345,836.06
  6. Step 6: Final answer
    x = 118,059,274,458.67

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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.