Home / 221,443,702.80-332,165,554.20-57,681,142.80

Finding the Fourth Proportional to 221,443,702.80, 332,165,554.20 and 57,681,142.80

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Solution

The fourth proportional to 221,443,702.80, 332,165,554.20 and 57,681,142.80 is: 86,521,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,443,702.80 : 332,165,554.20 = 57,681,142.80 : x
  2. Step 2: Convert to fraction form
    221,443,702.80/332,165,554.20 = 57,681,142.80/x
  3. Step 3: Cross multiply
    221,443,702.80x = 332,165,554.20 × 57,681,142.80
  4. Step 4: Simplify right side
    221,443,702.80x = 19,159,688,765,051,340
  5. Step 5: Solve for x
    x = 19,159,688,765,051,340/221,443,702.80
  6. Step 6: Final answer
    x = 86,521,714.20

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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.