Home / 152,953,232.20-211,072,792.98-83,339,188.36

Finding the Fourth Proportional to 152,953,232.20, 211,072,792.98 and 83,339,188.36

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Solution

The fourth proportional to 152,953,232.20, 211,072,792.98 and 83,339,188.36 is: 115,006,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953,232.20 : 211,072,792.98 = 83,339,188.36 : x
  2. Step 2: Convert to fraction form
    152,953,232.20/211,072,792.98 = 83,339,188.36/x
  3. Step 3: Cross multiply
    152,953,232.20x = 211,072,792.98 × 83,339,188.36
  4. Step 4: Simplify right side
    152,953,232.20x = 17,590,635,251,831,504
  5. Step 5: Solve for x
    x = 17,590,635,251,831,504/152,953,232.20
  6. Step 6: Final answer
    x = 115,006,626.53

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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.