Home / 344,820,668.70-517,482,945.45-242,783,996.70

Finding the Fourth Proportional to 344,820,668.70, 517,482,945.45 and 242,783,996.70

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Solution

The fourth proportional to 344,820,668.70, 517,482,945.45 and 242,783,996.70 is: 364,353,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,820,668.70 : 517,482,945.45 = 242,783,996.70 : x
  2. Step 2: Convert to fraction form
    344,820,668.70/517,482,945.45 = 242,783,996.70/x
  3. Step 3: Cross multiply
    344,820,668.70x = 517,482,945.45 × 242,783,996.70
  4. Step 4: Simplify right side
    344,820,668.70x = 125,636,577,720,439,072
  5. Step 5: Solve for x
    x = 125,636,577,720,439,072/344,820,668.70
  6. Step 6: Final answer
    x = 364,353,384.60

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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.