Home / 111,132,450-153,362,781-62,239,878

Finding the Fourth Proportional to 111,132,450, 153,362,781 and 62,239,878

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Solution

The fourth proportional to 111,132,450, 153,362,781 and 62,239,878 is: 85,891,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,450 : 153,362,781 = 62,239,878 : x
  2. Step 2: Convert to fraction form
    111,132,450/153,362,781 = 62,239,878/x
  3. Step 3: Cross multiply
    111,132,450x = 153,362,781 × 62,239,878
  4. Step 4: Simplify right side
    111,132,450x = 9,545,280,779,180,718
  5. Step 5: Solve for x
    x = 9,545,280,779,180,718/111,132,450
  6. Step 6: Final answer
    x = 85,891,031.64

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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.