Home / 1,175,447,797.83-1,763,426,788.56-357,538,841.19

Finding the Fourth Proportional to 1,175,447,797.83, 1,763,426,788.56 and 357,538,841.19

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Solution

The fourth proportional to 1,175,447,797.83, 1,763,426,788.56 and 357,538,841.19 is: 536,385,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,447,797.83 : 1,763,426,788.56 = 357,538,841.19 : x
  2. Step 2: Convert to fraction form
    1,175,447,797.83/1,763,426,788.56 = 357,538,841.19/x
  3. Step 3: Cross multiply
    1,175,447,797.83x = 1,763,426,788.56 × 357,538,841.19
  4. Step 4: Simplify right side
    1,175,447,797.83x = 630,493,570,505,145,472
  5. Step 5: Solve for x
    x = 630,493,570,505,145,472/1,175,447,797.83
  6. Step 6: Final answer
    x = 536,385,853.69

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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.