Home / 194,724,005.20-292,086,007.80-193,380,312.40

Finding the Fourth Proportional to 194,724,005.20, 292,086,007.80 and 193,380,312.40

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Solution

The fourth proportional to 194,724,005.20, 292,086,007.80 and 193,380,312.40 is: 290,070,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,724,005.20 : 292,086,007.80 = 193,380,312.40 : x
  2. Step 2: Convert to fraction form
    194,724,005.20/292,086,007.80 = 193,380,312.40/x
  3. Step 3: Cross multiply
    194,724,005.20x = 292,086,007.80 × 193,380,312.40
  4. Step 4: Simplify right side
    194,724,005.20x = 56,483,683,436,032,840
  5. Step 5: Solve for x
    x = 56,483,683,436,032,840/194,724,005.20
  6. Step 6: Final answer
    x = 290,070,468.60

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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.