Home / 186,592,445.40-279,762,696.90-99,168,432.60

Finding the Fourth Proportional to 186,592,445.40, 279,762,696.90 and 99,168,432.60

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Solution

The fourth proportional to 186,592,445.40, 279,762,696.90 and 99,168,432.60 is: 148,685,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,592,445.40 : 279,762,696.90 = 99,168,432.60 : x
  2. Step 2: Convert to fraction form
    186,592,445.40/279,762,696.90 = 99,168,432.60/x
  3. Step 3: Cross multiply
    186,592,445.40x = 279,762,696.90 × 99,168,432.60
  4. Step 4: Simplify right side
    186,592,445.40x = 27,743,628,151,521,876
  5. Step 5: Solve for x
    x = 27,743,628,151,521,876/186,592,445.40
  6. Step 6: Final answer
    x = 148,685,698.89

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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.