Home / 1,189,617,523.76-1,641,573,509.33-653,741,011.65

Finding the Fourth Proportional to 1,189,617,523.76, 1,641,573,509.33 and 653,741,011.65

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Solution

The fourth proportional to 1,189,617,523.76, 1,641,573,509.33 and 653,741,011.65 is: 902,108,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,617,523.76 : 1,641,573,509.33 = 653,741,011.65 : x
  2. Step 2: Convert to fraction form
    1,189,617,523.76/1,641,573,509.33 = 653,741,011.65/x
  3. Step 3: Cross multiply
    1,189,617,523.76x = 1,641,573,509.33 × 653,741,011.65
  4. Step 4: Simplify right side
    1,189,617,523.76x = 1,073,163,926,683,966,208
  5. Step 5: Solve for x
    x = 1,073,163,926,683,966,208/1,189,617,523.76
  6. Step 6: Final answer
    x = 902,108,371.18

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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.