Home / 191,611,827.40-287,413,591.20-53,433,747.58

Finding the Fourth Proportional to 191,611,827.40, 287,413,591.20 and 53,433,747.58

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Solution

The fourth proportional to 191,611,827.40, 287,413,591.20 and 53,433,747.58 is: 80,149,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,611,827.40 : 287,413,591.20 = 53,433,747.58 : x
  2. Step 2: Convert to fraction form
    191,611,827.40/287,413,591.20 = 53,433,747.58/x
  3. Step 3: Cross multiply
    191,611,827.40x = 287,413,591.20 × 53,433,747.58
  4. Step 4: Simplify right side
    191,611,827.40x = 15,357,585,283,242,108
  5. Step 5: Solve for x
    x = 15,357,585,283,242,108/191,611,827.40
  6. Step 6: Final answer
    x = 80,149,464.11

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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.