Home / 1,175,447,788.80-1,763,426,775.03-357,538,832.16

Finding the Fourth Proportional to 1,175,447,788.80, 1,763,426,775.03 and 357,538,832.16

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Solution

The fourth proportional to 1,175,447,788.80, 1,763,426,775.03 and 357,538,832.16 is: 536,385,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,447,788.80 : 1,763,426,775.03 = 357,538,832.16 : x
  2. Step 2: Convert to fraction form
    1,175,447,788.80/1,763,426,775.03 = 357,538,832.16/x
  3. Step 3: Cross multiply
    1,175,447,788.80x = 1,763,426,775.03 × 357,538,832.16
  4. Step 4: Simplify right side
    1,175,447,788.80x = 630,493,549,735,929,728
  5. Step 5: Solve for x
    x = 630,493,549,735,929,728/1,175,447,788.80
  6. Step 6: Final answer
    x = 536,385,840.14

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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.