Home / 152,827,872.80-229,243,578.16-65,377,499.36

Finding the Fourth Proportional to 152,827,872.80, 229,243,578.16 and 65,377,499.36

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Solution

The fourth proportional to 152,827,872.80, 229,243,578.16 and 65,377,499.36 is: 98,067,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,827,872.80 : 229,243,578.16 = 65,377,499.36 : x
  2. Step 2: Convert to fraction form
    152,827,872.80/229,243,578.16 = 65,377,499.36/x
  3. Step 3: Cross multiply
    152,827,872.80x = 229,243,578.16 × 65,377,499.36
  4. Step 4: Simplify right side
    152,827,872.80x = 14,987,371,884,439,510
  5. Step 5: Solve for x
    x = 14,987,371,884,439,510/152,827,872.80
  6. Step 6: Final answer
    x = 98,067,005.77

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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.