Home / 98,415,121.40-147,622,682.10-92,746,417.40

Finding the Fourth Proportional to 98,415,121.40, 147,622,682.10 and 92,746,417.40

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Solution

The fourth proportional to 98,415,121.40, 147,622,682.10 and 92,746,417.40 is: 139,119,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,121.40 : 147,622,682.10 = 92,746,417.40 : x
  2. Step 2: Convert to fraction form
    98,415,121.40/147,622,682.10 = 92,746,417.40/x
  3. Step 3: Cross multiply
    98,415,121.40x = 147,622,682.10 × 92,746,417.40
  4. Step 4: Simplify right side
    98,415,121.40x = 13,691,474,891,754,108
  5. Step 5: Solve for x
    x = 13,691,474,891,754,108/98,415,121.40
  6. Step 6: Final answer
    x = 139,119,626.10

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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.