Home / 352,453,089.10-528,620,995.08-106,751,307.28

Finding the Fourth Proportional to 352,453,089.10, 528,620,995.08 and 106,751,307.28

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Solution

The fourth proportional to 352,453,089.10, 528,620,995.08 and 106,751,307.28 is: 160,109,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,453,089.10 : 528,620,995.08 = 106,751,307.28 : x
  2. Step 2: Convert to fraction form
    352,453,089.10/528,620,995.08 = 106,751,307.28/x
  3. Step 3: Cross multiply
    352,453,089.10x = 528,620,995.08 × 106,751,307.28
  4. Step 4: Simplify right side
    352,453,089.10x = 56,430,982,280,444,448
  5. Step 5: Solve for x
    x = 56,430,982,280,444,448/352,453,089.10
  6. Step 6: Final answer
    x = 160,109,200.42

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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.