Home / 147,929,618.24-204,148,889.92-81,849,041.44

Finding the Fourth Proportional to 147,929,618.24, 204,148,889.92 and 81,849,041.44

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Solution

The fourth proportional to 147,929,618.24, 204,148,889.92 and 81,849,041.44 is: 112,955,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,929,618.24 : 204,148,889.92 = 81,849,041.44 : x
  2. Step 2: Convert to fraction form
    147,929,618.24/204,148,889.92 = 81,849,041.44/x
  3. Step 3: Cross multiply
    147,929,618.24x = 204,148,889.92 × 81,849,041.44
  4. Step 4: Simplify right side
    147,929,618.24x = 16,709,390,950,992,076
  5. Step 5: Solve for x
    x = 16,709,390,950,992,076/147,929,618.24
  6. Step 6: Final answer
    x = 112,955,006.24

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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.