Home / 239,773,970.40-359,660,955.60-162,289,872.60

Finding the Fourth Proportional to 239,773,970.40, 359,660,955.60 and 162,289,872.60

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Solution

The fourth proportional to 239,773,970.40, 359,660,955.60 and 162,289,872.60 is: 243,434,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,773,970.40 : 359,660,955.60 = 162,289,872.60 : x
  2. Step 2: Convert to fraction form
    239,773,970.40/359,660,955.60 = 162,289,872.60/x
  3. Step 3: Cross multiply
    239,773,970.40x = 359,660,955.60 × 162,289,872.60
  4. Step 4: Simplify right side
    239,773,970.40x = 58,369,330,663,518,256
  5. Step 5: Solve for x
    x = 58,369,330,663,518,256/239,773,970.40
  6. Step 6: Final answer
    x = 243,434,808.90

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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.