Home / 191,353,163.94-286,796,559.68-99,186,089.43

Finding the Fourth Proportional to 191,353,163.94, 286,796,559.68 and 99,186,089.43

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Solution

The fourth proportional to 191,353,163.94, 286,796,559.68 and 99,186,089.43 is: 148,658,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,353,163.94 : 286,796,559.68 = 99,186,089.43 : x
  2. Step 2: Convert to fraction form
    191,353,163.94/286,796,559.68 = 99,186,089.43/x
  3. Step 3: Cross multiply
    191,353,163.94x = 286,796,559.68 × 99,186,089.43
  4. Step 4: Simplify right side
    191,353,163.94x = 28,446,229,216,140,884
  5. Step 5: Solve for x
    x = 28,446,229,216,140,884/191,353,163.94
  6. Step 6: Final answer
    x = 148,658,264.28

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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.