Home / 732,804,581.95-1,099,206,872.93-388,430,813.95

Finding the Fourth Proportional to 732,804,581.95, 1,099,206,872.93 and 388,430,813.95

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Solution

The fourth proportional to 732,804,581.95, 1,099,206,872.93 and 388,430,813.95 is: 582,646,220.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,804,581.95 : 1,099,206,872.93 = 388,430,813.95 : x
  2. Step 2: Convert to fraction form
    732,804,581.95/1,099,206,872.93 = 388,430,813.95/x
  3. Step 3: Cross multiply
    732,804,581.95x = 1,099,206,872.93 × 388,430,813.95
  4. Step 4: Simplify right side
    732,804,581.95x = 426,965,820,351,634,112
  5. Step 5: Solve for x
    x = 426,965,820,351,634,112/732,804,581.95
  6. Step 6: Final answer
    x = 582,646,220.93

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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.