Home / 964,698,148.82-1,447,116,387.44-403,895,640.47

Finding the Fourth Proportional to 964,698,148.82, 1,447,116,387.44 and 403,895,640.47

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Solution

The fourth proportional to 964,698,148.82, 1,447,116,387.44 and 403,895,640.47 is: 605,872,418.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,698,148.82 : 1,447,116,387.44 = 403,895,640.47 : x
  2. Step 2: Convert to fraction form
    964,698,148.82/1,447,116,387.44 = 403,895,640.47/x
  3. Step 3: Cross multiply
    964,698,148.82x = 1,447,116,387.44 × 403,895,640.47
  4. Step 4: Simplify right side
    964,698,148.82x = 584,484,000,130,456,320
  5. Step 5: Solve for x
    x = 584,484,000,130,456,320/964,698,148.82
  6. Step 6: Final answer
    x = 605,872,418.07

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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.