Home / 559,933,679.20-838,430,854.80-395,282,322.40

Finding the Fourth Proportional to 559,933,679.20, 838,430,854.80 and 395,282,322.40

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Solution

The fourth proportional to 559,933,679.20, 838,430,854.80 and 395,282,322.40 is: 591,885,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,933,679.20 : 838,430,854.80 = 395,282,322.40 : x
  2. Step 2: Convert to fraction form
    559,933,679.20/838,430,854.80 = 395,282,322.40/x
  3. Step 3: Cross multiply
    559,933,679.20x = 838,430,854.80 × 395,282,322.40
  4. Step 4: Simplify right side
    559,933,679.20x = 331,416,895,457,161,152
  5. Step 5: Solve for x
    x = 331,416,895,457,161,152/559,933,679.20
  6. Step 6: Final answer
    x = 591,885,981.80

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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.