Home / 343,893,614.40-515,719,999.20-101,492,334.40

Finding the Fourth Proportional to 343,893,614.40, 515,719,999.20 and 101,492,334.40

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Solution

The fourth proportional to 343,893,614.40, 515,719,999.20 and 101,492,334.40 is: 152,202,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,893,614.40 : 515,719,999.20 = 101,492,334.40 : x
  2. Step 2: Convert to fraction form
    343,893,614.40/515,719,999.20 = 101,492,334.40/x
  3. Step 3: Cross multiply
    343,893,614.40x = 515,719,999.20 × 101,492,334.40
  4. Step 4: Simplify right side
    343,893,614.40x = 52,341,626,615,574,136
  5. Step 5: Solve for x
    x = 52,341,626,615,574,136/343,893,614.40
  6. Step 6: Final answer
    x = 152,202,961.68

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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.