Home / 1,975,773,007.32-2,962,906,175.88-665,323,219.68

Finding the Fourth Proportional to 1,975,773,007.32, 2,962,906,175.88 and 665,323,219.68

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Solution

The fourth proportional to 1,975,773,007.32, 2,962,906,175.88 and 665,323,219.68 is: 997,731,150.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,773,007.32 : 2,962,906,175.88 = 665,323,219.68 : x
  2. Step 2: Convert to fraction form
    1,975,773,007.32/2,962,906,175.88 = 665,323,219.68/x
  3. Step 3: Cross multiply
    1,975,773,007.32x = 2,962,906,175.88 × 665,323,219.68
  4. Step 4: Simplify right side
    1,975,773,007.32x = 1,971,290,276,546,237,952
  5. Step 5: Solve for x
    x = 1,971,290,276,546,237,952/1,975,773,007.32
  6. Step 6: Final answer
    x = 997,731,150.92

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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.