Home / 191,341,046.40-287,011,569.60-134,010,153.60

Finding the Fourth Proportional to 191,341,046.40, 287,011,569.60 and 134,010,153.60

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Solution

The fourth proportional to 191,341,046.40, 287,011,569.60 and 134,010,153.60 is: 201,015,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,341,046.40 : 287,011,569.60 = 134,010,153.60 : x
  2. Step 2: Convert to fraction form
    191,341,046.40/287,011,569.60 = 134,010,153.60/x
  3. Step 3: Cross multiply
    191,341,046.40x = 287,011,569.60 × 134,010,153.60
  4. Step 4: Simplify right side
    191,341,046.40x = 38,462,464,527,073,096
  5. Step 5: Solve for x
    x = 38,462,464,527,073,096/191,341,046.40
  6. Step 6: Final answer
    x = 201,015,230.40

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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.