Home / 191,592,029.20-287,388,043.80-153,328,277.20

Finding the Fourth Proportional to 191,592,029.20, 287,388,043.80 and 153,328,277.20

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Solution

The fourth proportional to 191,592,029.20, 287,388,043.80 and 153,328,277.20 is: 229,992,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,592,029.20 : 287,388,043.80 = 153,328,277.20 : x
  2. Step 2: Convert to fraction form
    191,592,029.20/287,388,043.80 = 153,328,277.20/x
  3. Step 3: Cross multiply
    191,592,029.20x = 287,388,043.80 × 153,328,277.20
  4. Step 4: Simplify right side
    191,592,029.20x = 44,064,713,643,732,136
  5. Step 5: Solve for x
    x = 44,064,713,643,732,136/191,592,029.20
  6. Step 6: Final answer
    x = 229,992,415.80

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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.