Home / 256,095,792.48-353,264,672.40-154,182,519.60

Finding the Fourth Proportional to 256,095,792.48, 353,264,672.40 and 154,182,519.60

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Solution

The fourth proportional to 256,095,792.48, 353,264,672.40 and 154,182,519.60 is: 212,683,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,095,792.48 : 353,264,672.40 = 154,182,519.60 : x
  2. Step 2: Convert to fraction form
    256,095,792.48/353,264,672.40 = 154,182,519.60/x
  3. Step 3: Cross multiply
    256,095,792.48x = 353,264,672.40 × 154,182,519.60
  4. Step 4: Simplify right side
    256,095,792.48x = 54,467,237,276,300,576
  5. Step 5: Solve for x
    x = 54,467,237,276,300,576/256,095,792.48
  6. Step 6: Final answer
    x = 212,683,061.87

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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.