Home / 353,424,905.70-530,137,358.55-111,087,809.70

Finding the Fourth Proportional to 353,424,905.70, 530,137,358.55 and 111,087,809.70

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Solution

The fourth proportional to 353,424,905.70, 530,137,358.55 and 111,087,809.70 is: 166,631,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,424,905.70 : 530,137,358.55 = 111,087,809.70 : x
  2. Step 2: Convert to fraction form
    353,424,905.70/530,137,358.55 = 111,087,809.70/x
  3. Step 3: Cross multiply
    353,424,905.70x = 530,137,358.55 × 111,087,809.70
  4. Step 4: Simplify right side
    353,424,905.70x = 58,891,798,001,463,072
  5. Step 5: Solve for x
    x = 58,891,798,001,463,072/353,424,905.70
  6. Step 6: Final answer
    x = 166,631,714.55

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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.