Home / 758,282,783.60-1,137,424,175.40-369,905,700.80

Finding the Fourth Proportional to 758,282,783.60, 1,137,424,175.40 and 369,905,700.80

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Solution

The fourth proportional to 758,282,783.60, 1,137,424,175.40 and 369,905,700.80 is: 554,858,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,282,783.60 : 1,137,424,175.40 = 369,905,700.80 : x
  2. Step 2: Convert to fraction form
    758,282,783.60/1,137,424,175.40 = 369,905,700.80/x
  3. Step 3: Cross multiply
    758,282,783.60x = 1,137,424,175.40 × 369,905,700.80
  4. Step 4: Simplify right side
    758,282,783.60x = 420,739,686,708,199,168
  5. Step 5: Solve for x
    x = 420,739,686,708,199,168/758,282,783.60
  6. Step 6: Final answer
    x = 554,858,551.20

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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.