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Finding the Fourth Proportional to 191,935,862.94, 264,864,903.03 and 109,456,193.82

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Solution

The fourth proportional to 191,935,862.94, 264,864,903.03 and 109,456,193.82 is: 151,045,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,935,862.94 : 264,864,903.03 = 109,456,193.82 : x
  2. Step 2: Convert to fraction form
    191,935,862.94/264,864,903.03 = 109,456,193.82/x
  3. Step 3: Cross multiply
    191,935,862.94x = 264,864,903.03 × 109,456,193.82
  4. Step 4: Simplify right side
    191,935,862.94x = 28,991,104,162,167,184
  5. Step 5: Solve for x
    x = 28,991,104,162,167,184/191,935,862.94
  6. Step 6: Final answer
    x = 151,045,790.60

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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.