Home / 122,490,365.30-183,735,547.95-109,098,052.10

Finding the Fourth Proportional to 122,490,365.30, 183,735,547.95 and 109,098,052.10

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Solution

The fourth proportional to 122,490,365.30, 183,735,547.95 and 109,098,052.10 is: 163,647,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,490,365.30 : 183,735,547.95 = 109,098,052.10 : x
  2. Step 2: Convert to fraction form
    122,490,365.30/183,735,547.95 = 109,098,052.10/x
  3. Step 3: Cross multiply
    122,490,365.30x = 183,735,547.95 × 109,098,052.10
  4. Step 4: Simplify right side
    122,490,365.30x = 20,045,190,382,871,144
  5. Step 5: Solve for x
    x = 20,045,190,382,871,144/122,490,365.30
  6. Step 6: Final answer
    x = 163,647,078.15

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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.