Home / 240,572,250.66-331,989,841.86-130,563,963.66

Finding the Fourth Proportional to 240,572,250.66, 331,989,841.86 and 130,563,963.66

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Solution

The fourth proportional to 240,572,250.66, 331,989,841.86 and 130,563,963.66 is: 180,178,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,572,250.66 : 331,989,841.86 = 130,563,963.66 : x
  2. Step 2: Convert to fraction form
    240,572,250.66/331,989,841.86 = 130,563,963.66/x
  3. Step 3: Cross multiply
    240,572,250.66x = 331,989,841.86 × 130,563,963.66
  4. Step 4: Simplify right side
    240,572,250.66x = 43,345,909,648,098,184
  5. Step 5: Solve for x
    x = 43,345,909,648,098,184/240,572,250.66
  6. Step 6: Final answer
    x = 180,178,343.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.