Home / 70,262,953-96,973,058.52-40,487,808.28

Finding the Fourth Proportional to 70,262,953, 96,973,058.52 and 40,487,808.28

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Solution

The fourth proportional to 70,262,953, 96,973,058.52 and 40,487,808.28 is: 55,879,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,262,953 : 96,973,058.52 = 40,487,808.28 : x
  2. Step 2: Convert to fraction form
    70,262,953/96,973,058.52 = 40,487,808.28/x
  3. Step 3: Cross multiply
    70,262,953x = 96,973,058.52 × 40,487,808.28
  4. Step 4: Simplify right side
    70,262,953x = 3,926,226,601,682,980.50
  5. Step 5: Solve for x
    x = 3,926,226,601,682,980.50/70,262,953
  6. Step 6: Final answer
    x = 55,879,043.42

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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.