Home / 139,056,117.40-195,081,672.20-139,056,117.40

Finding the Fourth Proportional to 139,056,117.40, 195,081,672.20 and 139,056,117.40

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Solution

The fourth proportional to 139,056,117.40, 195,081,672.20 and 139,056,117.40 is: 195,081,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,056,117.40 : 195,081,672.20 = 139,056,117.40 : x
  2. Step 2: Convert to fraction form
    139,056,117.40/195,081,672.20 = 139,056,117.40/x
  3. Step 3: Cross multiply
    139,056,117.40x = 195,081,672.20 × 139,056,117.40
  4. Step 4: Simplify right side
    139,056,117.40x = 27,127,299,912,031,516
  5. Step 5: Solve for x
    x = 27,127,299,912,031,516/139,056,117.40
  6. Step 6: Final answer
    x = 195,081,672.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.