Home / 295,812,021.60-443,718,032.40-159,763,125.60

Finding the Fourth Proportional to 295,812,021.60, 443,718,032.40 and 159,763,125.60

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Solution

The fourth proportional to 295,812,021.60, 443,718,032.40 and 159,763,125.60 is: 239,644,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,812,021.60 : 443,718,032.40 = 159,763,125.60 : x
  2. Step 2: Convert to fraction form
    295,812,021.60/443,718,032.40 = 159,763,125.60/x
  3. Step 3: Cross multiply
    295,812,021.60x = 443,718,032.40 × 159,763,125.60
  4. Step 4: Simplify right side
    295,812,021.60x = 70,889,779,741,306,064
  5. Step 5: Solve for x
    x = 70,889,779,741,306,064/295,812,021.60
  6. Step 6: Final answer
    x = 239,644,688.40

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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.