Home / 88,566,653.20-132,849,979.80-54,377,136.40

Finding the Fourth Proportional to 88,566,653.20, 132,849,979.80 and 54,377,136.40

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Solution

The fourth proportional to 88,566,653.20, 132,849,979.80 and 54,377,136.40 is: 81,565,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,566,653.20 : 132,849,979.80 = 54,377,136.40 : x
  2. Step 2: Convert to fraction form
    88,566,653.20/132,849,979.80 = 54,377,136.40/x
  3. Step 3: Cross multiply
    88,566,653.20x = 132,849,979.80 × 54,377,136.40
  4. Step 4: Simplify right side
    88,566,653.20x = 7,224,001,472,321,844
  5. Step 5: Solve for x
    x = 7,224,001,472,321,844/88,566,653.20
  6. Step 6: Final answer
    x = 81,565,704.60

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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.