Home / 196,696,005.40-295,044,008.10-148,920,261.40

Finding the Fourth Proportional to 196,696,005.40, 295,044,008.10 and 148,920,261.40

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Solution

The fourth proportional to 196,696,005.40, 295,044,008.10 and 148,920,261.40 is: 223,380,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,696,005.40 : 295,044,008.10 = 148,920,261.40 : x
  2. Step 2: Convert to fraction form
    196,696,005.40/295,044,008.10 = 148,920,261.40/x
  3. Step 3: Cross multiply
    196,696,005.40x = 295,044,008.10 × 148,920,261.40
  4. Step 4: Simplify right side
    196,696,005.40x = 43,938,030,810,755,720
  5. Step 5: Solve for x
    x = 43,938,030,810,755,720/196,696,005.40
  6. Step 6: Final answer
    x = 223,380,392.10

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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.