Home / 125,377,764.23-173,017,961.31-69,621,730.13

Finding the Fourth Proportional to 125,377,764.23, 173,017,961.31 and 69,621,730.13

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Solution

The fourth proportional to 125,377,764.23, 173,017,961.31 and 69,621,730.13 is: 96,076,125.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,377,764.23 : 173,017,961.31 = 69,621,730.13 : x
  2. Step 2: Convert to fraction form
    125,377,764.23/173,017,961.31 = 69,621,730.13/x
  3. Step 3: Cross multiply
    125,377,764.23x = 173,017,961.31 × 69,621,730.13
  4. Step 4: Simplify right side
    125,377,764.23x = 12,045,809,810,661,226
  5. Step 5: Solve for x
    x = 12,045,809,810,661,226/125,377,764.23
  6. Step 6: Final answer
    x = 96,076,125.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.