Home / 487,987,603.84-732,004,947.36-160,455,865.60

Finding the Fourth Proportional to 487,987,603.84, 732,004,947.36 and 160,455,865.60

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Solution

The fourth proportional to 487,987,603.84, 732,004,947.36 and 160,455,865.60 is: 240,691,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,987,603.84 : 732,004,947.36 = 160,455,865.60 : x
  2. Step 2: Convert to fraction form
    487,987,603.84/732,004,947.36 = 160,455,865.60/x
  3. Step 3: Cross multiply
    487,987,603.84x = 732,004,947.36 × 160,455,865.60
  4. Step 4: Simplify right side
    487,987,603.84x = 117,454,487,452,131,232
  5. Step 5: Solve for x
    x = 117,454,487,452,131,232/487,987,603.84
  6. Step 6: Final answer
    x = 240,691,539.15

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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.