Home / 959,367,081.30-1,439,050,621.95-890,492,327.70

Finding the Fourth Proportional to 959,367,081.30, 1,439,050,621.95 and 890,492,327.70

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Solution

The fourth proportional to 959,367,081.30, 1,439,050,621.95 and 890,492,327.70 is: 1,335,738,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,367,081.30 : 1,439,050,621.95 = 890,492,327.70 : x
  2. Step 2: Convert to fraction form
    959,367,081.30/1,439,050,621.95 = 890,492,327.70/x
  3. Step 3: Cross multiply
    959,367,081.30x = 1,439,050,621.95 × 890,492,327.70
  4. Step 4: Simplify right side
    959,367,081.30x = 1,281,463,538,018,388,224
  5. Step 5: Solve for x
    x = 1,281,463,538,018,388,224/959,367,081.30
  6. Step 6: Final answer
    x = 1,335,738,491.55

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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.