Home / 68,718,285.04-103,075,065.60-17,600,746.72

Finding the Fourth Proportional to 68,718,285.04, 103,075,065.60 and 17,600,746.72

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Solution

The fourth proportional to 68,718,285.04, 103,075,065.60 and 17,600,746.72 is: 26,400,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,718,285.04 : 103,075,065.60 = 17,600,746.72 : x
  2. Step 2: Convert to fraction form
    68,718,285.04/103,075,065.60 = 17,600,746.72/x
  3. Step 3: Cross multiply
    68,718,285.04x = 103,075,065.60 × 17,600,746.72
  4. Step 4: Simplify right side
    68,718,285.04x = 1,814,198,122,772,984.50
  5. Step 5: Solve for x
    x = 1,814,198,122,772,984.50/68,718,285.04
  6. Step 6: Final answer
    x = 26,400,515.11

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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.