Home / 106,831,969.16-160,247,704.59-70,175,244.91

Finding the Fourth Proportional to 106,831,969.16, 160,247,704.59 and 70,175,244.91

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Solution

The fourth proportional to 106,831,969.16, 160,247,704.59 and 70,175,244.91 is: 105,262,703.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,831,969.16 : 160,247,704.59 = 70,175,244.91 : x
  2. Step 2: Convert to fraction form
    106,831,969.16/160,247,704.59 = 70,175,244.91/x
  3. Step 3: Cross multiply
    106,831,969.16x = 160,247,704.59 × 70,175,244.91
  4. Step 4: Simplify right side
    106,831,969.16x = 11,245,421,915,643,400
  5. Step 5: Solve for x
    x = 11,245,421,915,643,400/106,831,969.16
  6. Step 6: Final answer
    x = 105,262,703.70

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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.