Home / 531,400,056.17-797,046,266.51-143,262,121.82

Finding the Fourth Proportional to 531,400,056.17, 797,046,266.51 and 143,262,121.82

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Solution

The fourth proportional to 531,400,056.17, 797,046,266.51 and 143,262,121.82 is: 214,878,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,400,056.17 : 797,046,266.51 = 143,262,121.82 : x
  2. Step 2: Convert to fraction form
    531,400,056.17/797,046,266.51 = 143,262,121.82/x
  3. Step 3: Cross multiply
    531,400,056.17x = 797,046,266.51 × 143,262,121.82
  4. Step 4: Simplify right side
    531,400,056.17x = 114,186,539,330,060,000
  5. Step 5: Solve for x
    x = 114,186,539,330,060,000/531,400,056.17
  6. Step 6: Final answer
    x = 214,878,673.81

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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.