Home / 199,348,524.60-299,078,774.10-97,115,897.40

Finding the Fourth Proportional to 199,348,524.60, 299,078,774.10 and 97,115,897.40

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Solution

The fourth proportional to 199,348,524.60, 299,078,774.10 and 97,115,897.40 is: 145,701,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,348,524.60 : 299,078,774.10 = 97,115,897.40 : x
  2. Step 2: Convert to fraction form
    199,348,524.60/299,078,774.10 = 97,115,897.40/x
  3. Step 3: Cross multiply
    199,348,524.60x = 299,078,774.10 × 97,115,897.40
  4. Step 4: Simplify right side
    199,348,524.60x = 29,045,303,540,013,380
  5. Step 5: Solve for x
    x = 29,045,303,540,013,380/199,348,524.60
  6. Step 6: Final answer
    x = 145,701,121.18

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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.