Home / 146,519,702.10-220,031,495.55-103,689,494.10

Finding the Fourth Proportional to 146,519,702.10, 220,031,495.55 and 103,689,494.10

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Solution

The fourth proportional to 146,519,702.10, 220,031,495.55 and 103,689,494.10 is: 155,712,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519,702.10 : 220,031,495.55 = 103,689,494.10 : x
  2. Step 2: Convert to fraction form
    146,519,702.10/220,031,495.55 = 103,689,494.10/x
  3. Step 3: Cross multiply
    146,519,702.10x = 220,031,495.55 × 103,689,494.10
  4. Step 4: Simplify right side
    146,519,702.10x = 22,814,954,459,645,900
  5. Step 5: Solve for x
    x = 22,814,954,459,645,900/146,519,702.10
  6. Step 6: Final answer
    x = 155,712,536.49

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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.