Home / 36,121,162,597.36-54,182,288,459.16-12,540,148,363.28

Finding the Fourth Proportional to 36,121,162,597.36, 54,182,288,459.16 and 12,540,148,363.28

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Solution

The fourth proportional to 36,121,162,597.36, 54,182,288,459.16 and 12,540,148,363.28 is: 18,810,411,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121,162,597.36 : 54,182,288,459.16 = 12,540,148,363.28 : x
  2. Step 2: Convert to fraction form
    36,121,162,597.36/54,182,288,459.16 = 12,540,148,363.28/x
  3. Step 3: Cross multiply
    36,121,162,597.36x = 54,182,288,459.16 × 12,540,148,363.28
  4. Step 4: Simplify right side
    36,121,162,597.36x = 679,453,935,939,900,145,664
  5. Step 5: Solve for x
    x = 679,453,935,939,900,145,664/36,121,162,597.36
  6. Step 6: Final answer
    x = 18,810,411,600.36

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1.5x scale

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.