Home / 189,971,733,532.50-285,005,833,342.83-87,941,884,250.94

Finding the Fourth Proportional to 189,971,733,532.50, 285,005,833,342.83 and 87,941,884,250.94

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Solution

The fourth proportional to 189,971,733,532.50, 285,005,833,342.83 and 87,941,884,250.94 is: 131,935,154,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,971,733,532.50 : 285,005,833,342.83 = 87,941,884,250.94 : x
  2. Step 2: Convert to fraction form
    189,971,733,532.50/285,005,833,342.83 = 87,941,884,250.94/x
  3. Step 3: Cross multiply
    189,971,733,532.50x = 285,005,833,342.83 × 87,941,884,250.94
  4. Step 4: Simplify right side
    189,971,733,532.50x = 25,063,950,006,677,854,486,528
  5. Step 5: Solve for x
    x = 25,063,950,006,677,854,486,528/189,971,733,532.50
  6. Step 6: Final answer
    x = 131,935,154,460.18

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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.