Home / 635,551,130.89-953,329,741.05-192,897,655.84

Finding the Fourth Proportional to 635,551,130.89, 953,329,741.05 and 192,897,655.84

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Solution

The fourth proportional to 635,551,130.89, 953,329,741.05 and 192,897,655.84 is: 289,347,407.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,551,130.89 : 953,329,741.05 = 192,897,655.84 : x
  2. Step 2: Convert to fraction form
    635,551,130.89/953,329,741.05 = 192,897,655.84/x
  3. Step 3: Cross multiply
    635,551,130.89x = 953,329,741.05 × 192,897,655.84
  4. Step 4: Simplify right side
    635,551,130.89x = 183,895,072,291,099,200
  5. Step 5: Solve for x
    x = 183,895,072,291,099,200/635,551,130.89
  6. Step 6: Final answer
    x = 289,347,407.87

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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.