Home / 245,004,901.60-338,106,812.86-133,495,742.42

Finding the Fourth Proportional to 245,004,901.60, 338,106,812.86 and 133,495,742.42

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Solution

The fourth proportional to 245,004,901.60, 338,106,812.86 and 133,495,742.42 is: 184,224,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,004,901.60 : 338,106,812.86 = 133,495,742.42 : x
  2. Step 2: Convert to fraction form
    245,004,901.60/338,106,812.86 = 133,495,742.42/x
  3. Step 3: Cross multiply
    245,004,901.60x = 338,106,812.86 × 133,495,742.42
  4. Step 4: Simplify right side
    245,004,901.60x = 45,135,819,997,981,432
  5. Step 5: Solve for x
    x = 45,135,819,997,981,432/245,004,901.60
  6. Step 6: Final answer
    x = 184,224,151.04

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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.