Home / 170,474,492.40-255,744,916.20-73,430,012.40

Finding the Fourth Proportional to 170,474,492.40, 255,744,916.20 and 73,430,012.40

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Solution

The fourth proportional to 170,474,492.40, 255,744,916.20 and 73,430,012.40 is: 110,159,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,474,492.40 : 255,744,916.20 = 73,430,012.40 : x
  2. Step 2: Convert to fraction form
    170,474,492.40/255,744,916.20 = 73,430,012.40/x
  3. Step 3: Cross multiply
    170,474,492.40x = 255,744,916.20 × 73,430,012.40
  4. Step 4: Simplify right side
    170,474,492.40x = 18,779,352,367,802,960
  5. Step 5: Solve for x
    x = 18,779,352,367,802,960/170,474,492.40
  6. Step 6: Final answer
    x = 110,159,309.49

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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.