Home / 440,313,885.60-607,633,550.82-242,078,753.16

Finding the Fourth Proportional to 440,313,885.60, 607,633,550.82 and 242,078,753.16

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Solution

The fourth proportional to 440,313,885.60, 607,633,550.82 and 242,078,753.16 is: 334,068,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,313,885.60 : 607,633,550.82 = 242,078,753.16 : x
  2. Step 2: Convert to fraction form
    440,313,885.60/607,633,550.82 = 242,078,753.16/x
  3. Step 3: Cross multiply
    440,313,885.60x = 607,633,550.82 × 242,078,753.16
  4. Step 4: Simplify right side
    440,313,885.60x = 147,095,172,360,689,120
  5. Step 5: Solve for x
    x = 147,095,172,360,689,120/440,313,885.60
  6. Step 6: Final answer
    x = 334,068,893.06

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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.