Home / 654,671,717.51-982,136,940.99-240,152,388.53

Finding the Fourth Proportional to 654,671,717.51, 982,136,940.99 and 240,152,388.53

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Solution

The fourth proportional to 654,671,717.51, 982,136,940.99 and 240,152,388.53 is: 360,276,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,671,717.51 : 982,136,940.99 = 240,152,388.53 : x
  2. Step 2: Convert to fraction form
    654,671,717.51/982,136,940.99 = 240,152,388.53/x
  3. Step 3: Cross multiply
    654,671,717.51x = 982,136,940.99 × 240,152,388.53
  4. Step 4: Simplify right side
    654,671,717.51x = 235,862,532,241,095,392
  5. Step 5: Solve for x
    x = 235,862,532,241,095,392/654,671,717.51
  6. Step 6: Final answer
    x = 360,276,037.49

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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.