Home / 152,354,209.42-210,313,148.79-102,861,627.22

Finding the Fourth Proportional to 152,354,209.42, 210,313,148.79 and 102,861,627.22

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Solution

The fourth proportional to 152,354,209.42, 210,313,148.79 and 102,861,627.22 is: 141,992,484.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,354,209.42 : 210,313,148.79 = 102,861,627.22 : x
  2. Step 2: Convert to fraction form
    152,354,209.42/210,313,148.79 = 102,861,627.22/x
  3. Step 3: Cross multiply
    152,354,209.42x = 210,313,148.79 × 102,861,627.22
  4. Step 4: Simplify right side
    152,354,209.42x = 21,633,152,710,301,372
  5. Step 5: Solve for x
    x = 21,633,152,710,301,372/152,354,209.42
  6. Step 6: Final answer
    x = 141,992,484.44

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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.