Home / 125,070,111.67-172,596,770.46-69,319,131.45

Finding the Fourth Proportional to 125,070,111.67, 172,596,770.46 and 69,319,131.45

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Solution

The fourth proportional to 125,070,111.67, 172,596,770.46 and 69,319,131.45 is: 95,660,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,070,111.67 : 172,596,770.46 = 69,319,131.45 : x
  2. Step 2: Convert to fraction form
    125,070,111.67/172,596,770.46 = 69,319,131.45/x
  3. Step 3: Cross multiply
    125,070,111.67x = 172,596,770.46 × 69,319,131.45
  4. Step 4: Simplify right side
    125,070,111.67x = 11,964,258,219,362,218
  5. Step 5: Solve for x
    x = 11,964,258,219,362,218/125,070,111.67
  6. Step 6: Final answer
    x = 95,660,410.47

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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.