Home / 124,487,393.16-186,740,058.06-47,810,421.48

Finding the Fourth Proportional to 124,487,393.16, 186,740,058.06 and 47,810,421.48

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Solution

The fourth proportional to 124,487,393.16, 186,740,058.06 and 47,810,421.48 is: 71,719,076.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,487,393.16 : 186,740,058.06 = 47,810,421.48 : x
  2. Step 2: Convert to fraction form
    124,487,393.16/186,740,058.06 = 47,810,421.48/x
  3. Step 3: Cross multiply
    124,487,393.16x = 186,740,058.06 × 47,810,421.48
  4. Step 4: Simplify right side
    124,487,393.16x = 8,928,120,883,048,271
  5. Step 5: Solve for x
    x = 8,928,120,883,048,271/124,487,393.16
  6. Step 6: Final answer
    x = 71,719,076.58

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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.