Home / 186,191,004.42-256,934,089.58-102,557,334.63

Finding the Fourth Proportional to 186,191,004.42, 256,934,089.58 and 102,557,334.63

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Solution

The fourth proportional to 186,191,004.42, 256,934,089.58 and 102,557,334.63 is: 141,523,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,191,004.42 : 256,934,089.58 = 102,557,334.63 : x
  2. Step 2: Convert to fraction form
    186,191,004.42/256,934,089.58 = 102,557,334.63/x
  3. Step 3: Cross multiply
    186,191,004.42x = 256,934,089.58 × 102,557,334.63
  4. Step 4: Simplify right side
    186,191,004.42x = 26,350,475,402,397,668
  5. Step 5: Solve for x
    x = 26,350,475,402,397,668/186,191,004.42
  6. Step 6: Final answer
    x = 141,523,890.93

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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.