Home / 688,525,217.18-950,152,370.55-375,257,237.66

Finding the Fourth Proportional to 688,525,217.18, 950,152,370.55 and 375,257,237.66

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Solution

The fourth proportional to 688,525,217.18, 950,152,370.55 and 375,257,237.66 is: 517,848,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,525,217.18 : 950,152,370.55 = 375,257,237.66 : x
  2. Step 2: Convert to fraction form
    688,525,217.18/950,152,370.55 = 375,257,237.66/x
  3. Step 3: Cross multiply
    688,525,217.18x = 950,152,370.55 × 375,257,237.66
  4. Step 4: Simplify right side
    688,525,217.18x = 356,551,553,928,693,760
  5. Step 5: Solve for x
    x = 356,551,553,928,693,760/688,525,217.18
  6. Step 6: Final answer
    x = 517,848,213.88

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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.