Home / 314,927,992.80-472,391,989.20-246,053,239.20

Finding the Fourth Proportional to 314,927,992.80, 472,391,989.20 and 246,053,239.20

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Solution

The fourth proportional to 314,927,992.80, 472,391,989.20 and 246,053,239.20 is: 369,079,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,927,992.80 : 472,391,989.20 = 246,053,239.20 : x
  2. Step 2: Convert to fraction form
    314,927,992.80/472,391,989.20 = 246,053,239.20/x
  3. Step 3: Cross multiply
    314,927,992.80x = 472,391,989.20 × 246,053,239.20
  4. Step 4: Simplify right side
    314,927,992.80x = 116,233,579,114,791,408
  5. Step 5: Solve for x
    x = 116,233,579,114,791,408/314,927,992.80
  6. Step 6: Final answer
    x = 369,079,858.80

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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.