Home / 141,815,477.28-195,720,404.64-83,127,454.08

Finding the Fourth Proportional to 141,815,477.28, 195,720,404.64 and 83,127,454.08

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Solution

The fourth proportional to 141,815,477.28, 195,720,404.64 and 83,127,454.08 is: 114,724,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,815,477.28 : 195,720,404.64 = 83,127,454.08 : x
  2. Step 2: Convert to fraction form
    141,815,477.28/195,720,404.64 = 83,127,454.08/x
  3. Step 3: Cross multiply
    141,815,477.28x = 195,720,404.64 × 83,127,454.08
  4. Step 4: Simplify right side
    141,815,477.28x = 16,269,738,949,230,618
  5. Step 5: Solve for x
    x = 16,269,738,949,230,618/141,815,477.28
  6. Step 6: Final answer
    x = 114,724,706.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.