Home / 981,880,962.41-1,355,024,427.86-535,872,950.24

Finding the Fourth Proportional to 981,880,962.41, 1,355,024,427.86 and 535,872,950.24

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Solution

The fourth proportional to 981,880,962.41, 1,355,024,427.86 and 535,872,950.24 is: 739,520,334.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,880,962.41 : 1,355,024,427.86 = 535,872,950.24 : x
  2. Step 2: Convert to fraction form
    981,880,962.41/1,355,024,427.86 = 535,872,950.24/x
  3. Step 3: Cross multiply
    981,880,962.41x = 1,355,024,427.86 × 535,872,950.24
  4. Step 4: Simplify right side
    981,880,962.41x = 726,120,937,799,170,816
  5. Step 5: Solve for x
    x = 726,120,937,799,170,816/981,880,962.41
  6. Step 6: Final answer
    x = 739,520,334.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.