Home / 351,977,459.70-528,029,175.15-147,526,202.10

Finding the Fourth Proportional to 351,977,459.70, 528,029,175.15 and 147,526,202.10

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Solution

The fourth proportional to 351,977,459.70, 528,029,175.15 and 147,526,202.10 is: 221,315,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,977,459.70 : 528,029,175.15 = 147,526,202.10 : x
  2. Step 2: Convert to fraction form
    351,977,459.70/528,029,175.15 = 147,526,202.10/x
  3. Step 3: Cross multiply
    351,977,459.70x = 528,029,175.15 × 147,526,202.10
  4. Step 4: Simplify right side
    351,977,459.70x = 77,898,138,807,875,184
  5. Step 5: Solve for x
    x = 77,898,138,807,875,184/351,977,459.70
  6. Step 6: Final answer
    x = 221,315,702.64

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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.