Home / 186,051,644.37-256,751,272.67-103,564,915.29

Finding the Fourth Proportional to 186,051,644.37, 256,751,272.67 and 103,564,915.29

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Solution

The fourth proportional to 186,051,644.37, 256,751,272.67 and 103,564,915.29 is: 142,919,585.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,051,644.37 : 256,751,272.67 = 103,564,915.29 : x
  2. Step 2: Convert to fraction form
    186,051,644.37/256,751,272.67 = 103,564,915.29/x
  3. Step 3: Cross multiply
    186,051,644.37x = 256,751,272.67 × 103,564,915.29
  4. Step 4: Simplify right side
    186,051,644.37x = 26,590,423,804,150,420
  5. Step 5: Solve for x
    x = 26,590,423,804,150,420/186,051,644.37
  6. Step 6: Final answer
    x = 142,919,585.01

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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.