Home / 120,348,895.11-180,549,240.39-37,349,008.35

Finding the Fourth Proportional to 120,348,895.11, 180,549,240.39 and 37,349,008.35

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Solution

The fourth proportional to 120,348,895.11, 180,549,240.39 and 37,349,008.35 is: 56,031,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,348,895.11 : 180,549,240.39 = 37,349,008.35 : x
  2. Step 2: Convert to fraction form
    120,348,895.11/180,549,240.39 = 37,349,008.35/x
  3. Step 3: Cross multiply
    120,348,895.11x = 180,549,240.39 × 37,349,008.35
  4. Step 4: Simplify right side
    120,348,895.11x = 6,743,335,086,912,267
  5. Step 5: Solve for x
    x = 6,743,335,086,912,267/120,348,895.11
  6. Step 6: Final answer
    x = 56,031,549.61

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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.