Home / 189,971,733,523-285,005,833,328.58-87,941,884,241.38

Finding the Fourth Proportional to 189,971,733,523, 285,005,833,328.58 and 87,941,884,241.38

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Solution

The fourth proportional to 189,971,733,523, 285,005,833,328.58 and 87,941,884,241.38 is: 131,935,154,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,971,733,523 : 285,005,833,328.58 = 87,941,884,241.38 : x
  2. Step 2: Convert to fraction form
    189,971,733,523/285,005,833,328.58 = 87,941,884,241.38/x
  3. Step 3: Cross multiply
    189,971,733,523x = 285,005,833,328.58 × 87,941,884,241.38
  4. Step 4: Simplify right side
    189,971,733,523x = 25,063,950,002,700,026,904,576
  5. Step 5: Solve for x
    x = 25,063,950,002,700,026,904,576/189,971,733,523
  6. Step 6: Final answer
    x = 131,935,154,445.84

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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.