Home / 289,742,432.60-434,613,648.90-174,667,741.40

Finding the Fourth Proportional to 289,742,432.60, 434,613,648.90 and 174,667,741.40

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Solution

The fourth proportional to 289,742,432.60, 434,613,648.90 and 174,667,741.40 is: 262,001,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,742,432.60 : 434,613,648.90 = 174,667,741.40 : x
  2. Step 2: Convert to fraction form
    289,742,432.60/434,613,648.90 = 174,667,741.40/x
  3. Step 3: Cross multiply
    289,742,432.60x = 434,613,648.90 × 174,667,741.40
  4. Step 4: Simplify right side
    289,742,432.60x = 75,912,984,434,975,600
  5. Step 5: Solve for x
    x = 75,912,984,434,975,600/289,742,432.60
  6. Step 6: Final answer
    x = 262,001,612.10

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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.