Home / 147,310,110-203,300,055-81,243,530.16

Finding the Fourth Proportional to 147,310,110, 203,300,055 and 81,243,530.16

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Solution

The fourth proportional to 147,310,110, 203,300,055 and 81,243,530.16 is: 112,122,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,310,110 : 203,300,055 = 81,243,530.16 : x
  2. Step 2: Convert to fraction form
    147,310,110/203,300,055 = 81,243,530.16/x
  3. Step 3: Cross multiply
    147,310,110x = 203,300,055 × 81,243,530.16
  4. Step 4: Simplify right side
    147,310,110x = 16,516,814,149,922,158
  5. Step 5: Solve for x
    x = 16,516,814,149,922,158/147,310,110
  6. Step 6: Final answer
    x = 112,122,746.70

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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.