Home / 109,874,701.73-151,621,431.71-65,222,547.77

Finding the Fourth Proportional to 109,874,701.73, 151,621,431.71 and 65,222,547.77

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Solution

The fourth proportional to 109,874,701.73, 151,621,431.71 and 65,222,547.77 is: 90,003,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,874,701.73 : 151,621,431.71 = 65,222,547.77 : x
  2. Step 2: Convert to fraction form
    109,874,701.73/151,621,431.71 = 65,222,547.77/x
  3. Step 3: Cross multiply
    109,874,701.73x = 151,621,431.71 × 65,222,547.77
  4. Step 4: Simplify right side
    109,874,701.73x = 9,889,136,071,577,048
  5. Step 5: Solve for x
    x = 9,889,136,071,577,048/109,874,701.73
  6. Step 6: Final answer
    x = 90,003,758.07

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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.