Home / 186,600,176.70-279,900,265.05-118,743,690.30

Finding the Fourth Proportional to 186,600,176.70, 279,900,265.05 and 118,743,690.30

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Solution

The fourth proportional to 186,600,176.70, 279,900,265.05 and 118,743,690.30 is: 178,115,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,600,176.70 : 279,900,265.05 = 118,743,690.30 : x
  2. Step 2: Convert to fraction form
    186,600,176.70/279,900,265.05 = 118,743,690.30/x
  3. Step 3: Cross multiply
    186,600,176.70x = 279,900,265.05 × 118,743,690.30
  4. Step 4: Simplify right side
    186,600,176.70x = 33,236,390,387,985,116
  5. Step 5: Solve for x
    x = 33,236,390,387,985,116/186,600,176.70
  6. Step 6: Final answer
    x = 178,115,535.45

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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.