Home / 1,488,883,756.59-2,232,291,416.57-659,385,384.75

Finding the Fourth Proportional to 1,488,883,756.59, 2,232,291,416.57 and 659,385,384.75

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Solution

The fourth proportional to 1,488,883,756.59, 2,232,291,416.57 and 659,385,384.75 is: 988,620,050.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,883,756.59 : 2,232,291,416.57 = 659,385,384.75 : x
  2. Step 2: Convert to fraction form
    1,488,883,756.59/2,232,291,416.57 = 659,385,384.75/x
  3. Step 3: Cross multiply
    1,488,883,756.59x = 2,232,291,416.57 × 659,385,384.75
  4. Step 4: Simplify right side
    1,488,883,756.59x = 1,471,940,334,585,835,008
  5. Step 5: Solve for x
    x = 1,471,940,334,585,835,008/1,488,883,756.59
  6. Step 6: Final answer
    x = 988,620,050.47

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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.