Home / 344,820,670.20-517,482,947.70-242,783,998.20

Finding the Fourth Proportional to 344,820,670.20, 517,482,947.70 and 242,783,998.20

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Solution

The fourth proportional to 344,820,670.20, 517,482,947.70 and 242,783,998.20 is: 364,353,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,820,670.20 : 517,482,947.70 = 242,783,998.20 : x
  2. Step 2: Convert to fraction form
    344,820,670.20/517,482,947.70 = 242,783,998.20/x
  3. Step 3: Cross multiply
    344,820,670.20x = 517,482,947.70 × 242,783,998.20
  4. Step 4: Simplify right side
    344,820,670.20x = 125,636,579,042,927,488
  5. Step 5: Solve for x
    x = 125,636,579,042,927,488/344,820,670.20
  6. Step 6: Final answer
    x = 364,353,386.85

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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.