Home / 123,959,897.40-185,939,846.10-116,401,625.40

Finding the Fourth Proportional to 123,959,897.40, 185,939,846.10 and 116,401,625.40

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Solution

The fourth proportional to 123,959,897.40, 185,939,846.10 and 116,401,625.40 is: 174,602,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,959,897.40 : 185,939,846.10 = 116,401,625.40 : x
  2. Step 2: Convert to fraction form
    123,959,897.40/185,939,846.10 = 116,401,625.40/x
  3. Step 3: Cross multiply
    123,959,897.40x = 185,939,846.10 × 116,401,625.40
  4. Step 4: Simplify right side
    123,959,897.40x = 21,643,700,312,665,852
  5. Step 5: Solve for x
    x = 21,643,700,312,665,852/123,959,897.40
  6. Step 6: Final answer
    x = 174,602,438.10

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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.