Home / 510,960,535.98-705,124,998.81-276,011,159.46

Finding the Fourth Proportional to 510,960,535.98, 705,124,998.81 and 276,011,159.46

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Solution

The fourth proportional to 510,960,535.98, 705,124,998.81 and 276,011,159.46 is: 380,895,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,960,535.98 : 705,124,998.81 = 276,011,159.46 : x
  2. Step 2: Convert to fraction form
    510,960,535.98/705,124,998.81 = 276,011,159.46/x
  3. Step 3: Cross multiply
    510,960,535.98x = 705,124,998.81 × 276,011,159.46
  4. Step 4: Simplify right side
    510,960,535.98x = 194,622,368,485,779,200
  5. Step 5: Solve for x
    x = 194,622,368,485,779,200/510,960,535.98
  6. Step 6: Final answer
    x = 380,895,107.90

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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.