Home / 374,576,148.75-561,918,059.21-115,811,547.14

Finding the Fourth Proportional to 374,576,148.75, 561,918,059.21 and 115,811,547.14

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Solution

The fourth proportional to 374,576,148.75, 561,918,059.21 and 115,811,547.14 is: 173,733,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,576,148.75 : 561,918,059.21 = 115,811,547.14 : x
  2. Step 2: Convert to fraction form
    374,576,148.75/561,918,059.21 = 115,811,547.14/x
  3. Step 3: Cross multiply
    374,576,148.75x = 561,918,059.21 × 115,811,547.14
  4. Step 4: Simplify right side
    374,576,148.75x = 65,076,599,803,016,232
  5. Step 5: Solve for x
    x = 65,076,599,803,016,232/374,576,148.75
  6. Step 6: Final answer
    x = 173,733,965.76

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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.