Home / 352,606,871.40-528,910,307.10-191,363,735.40

Finding the Fourth Proportional to 352,606,871.40, 528,910,307.10 and 191,363,735.40

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Solution

The fourth proportional to 352,606,871.40, 528,910,307.10 and 191,363,735.40 is: 287,045,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,606,871.40 : 528,910,307.10 = 191,363,735.40 : x
  2. Step 2: Convert to fraction form
    352,606,871.40/528,910,307.10 = 191,363,735.40/x
  3. Step 3: Cross multiply
    352,606,871.40x = 528,910,307.10 × 191,363,735.40
  4. Step 4: Simplify right side
    352,606,871.40x = 101,214,252,058,217,152
  5. Step 5: Solve for x
    x = 101,214,252,058,217,152/352,606,871.40
  6. Step 6: Final answer
    x = 287,045,603.10

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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.