Home / 216,230,255.32-298,402,570.74-123,408,901.48

Finding the Fourth Proportional to 216,230,255.32, 298,402,570.74 and 123,408,901.48

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Solution

The fourth proportional to 216,230,255.32, 298,402,570.74 and 123,408,901.48 is: 170,307,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,230,255.32 : 298,402,570.74 = 123,408,901.48 : x
  2. Step 2: Convert to fraction form
    216,230,255.32/298,402,570.74 = 123,408,901.48/x
  3. Step 3: Cross multiply
    216,230,255.32x = 298,402,570.74 × 123,408,901.48
  4. Step 4: Simplify right side
    216,230,255.32x = 36,825,533,453,831,392
  5. Step 5: Solve for x
    x = 36,825,533,453,831,392/216,230,255.32
  6. Step 6: Final answer
    x = 170,307,034.04

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1.5x scale

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.