Home / 758,395,329.60-1,137,592,994.40-528,623,860.80

Finding the Fourth Proportional to 758,395,329.60, 1,137,592,994.40 and 528,623,860.80

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Solution

The fourth proportional to 758,395,329.60, 1,137,592,994.40 and 528,623,860.80 is: 792,935,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,395,329.60 : 1,137,592,994.40 = 528,623,860.80 : x
  2. Step 2: Convert to fraction form
    758,395,329.60/1,137,592,994.40 = 528,623,860.80/x
  3. Step 3: Cross multiply
    758,395,329.60x = 1,137,592,994.40 × 528,623,860.80
  4. Step 4: Simplify right side
    758,395,329.60x = 601,358,800,718,760,832
  5. Step 5: Solve for x
    x = 601,358,800,718,760,832/758,395,329.60
  6. Step 6: Final answer
    x = 792,935,791.20

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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.