Home / 65,638,887.84-98,458,390.08-17,116,686.72

Finding the Fourth Proportional to 65,638,887.84, 98,458,390.08 and 17,116,686.72

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Solution

The fourth proportional to 65,638,887.84, 98,458,390.08 and 17,116,686.72 is: 25,675,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,638,887.84 : 98,458,390.08 = 17,116,686.72 : x
  2. Step 2: Convert to fraction form
    65,638,887.84/98,458,390.08 = 17,116,686.72/x
  3. Step 3: Cross multiply
    65,638,887.84x = 98,458,390.08 × 17,116,686.72
  4. Step 4: Simplify right side
    65,638,887.84x = 1,685,281,417,954,915.50
  5. Step 5: Solve for x
    x = 1,685,281,417,954,915.50/65,638,887.84
  6. Step 6: Final answer
    x = 25,675,045.29

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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.