Home / 186,842,788.38-280,271,817.90-64,105,505.28

Finding the Fourth Proportional to 186,842,788.38, 280,271,817.90 and 64,105,505.28

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Solution

The fourth proportional to 186,842,788.38, 280,271,817.90 and 64,105,505.28 is: 96,160,877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,842,788.38 : 280,271,817.90 = 64,105,505.28 : x
  2. Step 2: Convert to fraction form
    186,842,788.38/280,271,817.90 = 64,105,505.28/x
  3. Step 3: Cross multiply
    186,842,788.38x = 280,271,817.90 × 64,105,505.28
  4. Step 4: Simplify right side
    186,842,788.38x = 17,966,966,502,223,648
  5. Step 5: Solve for x
    x = 17,966,966,502,223,648/186,842,788.38
  6. Step 6: Final answer
    x = 96,160,877.59

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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.