Home / 1,175,447,792.17-1,763,426,780.09-357,538,835.53

Finding the Fourth Proportional to 1,175,447,792.17, 1,763,426,780.09 and 357,538,835.53

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Solution

The fourth proportional to 1,175,447,792.17, 1,763,426,780.09 and 357,538,835.53 is: 536,385,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,447,792.17 : 1,763,426,780.09 = 357,538,835.53 : x
  2. Step 2: Convert to fraction form
    1,175,447,792.17/1,763,426,780.09 = 357,538,835.53/x
  3. Step 3: Cross multiply
    1,175,447,792.17x = 1,763,426,780.09 × 357,538,835.53
  4. Step 4: Simplify right side
    1,175,447,792.17x = 630,493,557,497,535,488
  5. Step 5: Solve for x
    x = 630,493,557,497,535,488/1,175,447,792.17
  6. Step 6: Final answer
    x = 536,385,845.20

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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.