Home / 352,255,603.40-528,194,448.30-147,552,403.40

Finding the Fourth Proportional to 352,255,603.40, 528,194,448.30 and 147,552,403.40

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Solution

The fourth proportional to 352,255,603.40, 528,194,448.30 and 147,552,403.40 is: 221,249,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,255,603.40 : 528,194,448.30 = 147,552,403.40 : x
  2. Step 2: Convert to fraction form
    352,255,603.40/528,194,448.30 = 147,552,403.40/x
  3. Step 3: Cross multiply
    352,255,603.40x = 528,194,448.30 × 147,552,403.40
  4. Step 4: Simplify right side
    352,255,603.40x = 77,936,360,309,202,048
  5. Step 5: Solve for x
    x = 77,936,360,309,202,048/352,255,603.40
  6. Step 6: Final answer
    x = 221,249,455.10

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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.