Home / 1,152,116,336.89-1,589,924,501.90-623,480,182.84

Finding the Fourth Proportional to 1,152,116,336.89, 1,589,924,501.90 and 623,480,182.84

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Solution

The fourth proportional to 1,152,116,336.89, 1,589,924,501.90 and 623,480,182.84 is: 860,404,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,116,336.89 : 1,589,924,501.90 = 623,480,182.84 : x
  2. Step 2: Convert to fraction form
    1,152,116,336.89/1,589,924,501.90 = 623,480,182.84/x
  3. Step 3: Cross multiply
    1,152,116,336.89x = 1,589,924,501.90 × 623,480,182.84
  4. Step 4: Simplify right side
    1,152,116,336.89x = 991,286,419,146,408,064
  5. Step 5: Solve for x
    x = 991,286,419,146,408,064/1,152,116,336.89
  6. Step 6: Final answer
    x = 860,404,793.69

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.