Home / 191,540,022.42-287,299,402.36-170,218,609.50

Finding the Fourth Proportional to 191,540,022.42, 287,299,402.36 and 170,218,609.50

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Solution

The fourth proportional to 191,540,022.42, 287,299,402.36 and 170,218,609.50 is: 255,318,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,540,022.42 : 287,299,402.36 = 170,218,609.50 : x
  2. Step 2: Convert to fraction form
    191,540,022.42/287,299,402.36 = 170,218,609.50/x
  3. Step 3: Cross multiply
    191,540,022.42x = 287,299,402.36 × 170,218,609.50
  4. Step 4: Simplify right side
    191,540,022.42x = 48,903,704,779,900,224
  5. Step 5: Solve for x
    x = 48,903,704,779,900,224/191,540,022.42
  6. Step 6: Final answer
    x = 255,318,466.41

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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.