Home / 113,765,907.19-156,995,834.21-61,553,797.24

Finding the Fourth Proportional to 113,765,907.19, 156,995,834.21 and 61,553,797.24

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Solution

The fourth proportional to 113,765,907.19, 156,995,834.21 and 61,553,797.24 is: 84,943,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765,907.19 : 156,995,834.21 = 61,553,797.24 : x
  2. Step 2: Convert to fraction form
    113,765,907.19/156,995,834.21 = 61,553,797.24/x
  3. Step 3: Cross multiply
    113,765,907.19x = 156,995,834.21 × 61,553,797.24
  4. Step 4: Simplify right side
    113,765,907.19x = 9,663,689,746,486,996
  5. Step 5: Solve for x
    x = 9,663,689,746,486,996/113,765,907.19
  6. Step 6: Final answer
    x = 84,943,635.45

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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.