Home / 163,312,384.40-244,968,576.60-145,455,966.80

Finding the Fourth Proportional to 163,312,384.40, 244,968,576.60 and 145,455,966.80

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Solution

The fourth proportional to 163,312,384.40, 244,968,576.60 and 145,455,966.80 is: 218,183,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,312,384.40 : 244,968,576.60 = 145,455,966.80 : x
  2. Step 2: Convert to fraction form
    163,312,384.40/244,968,576.60 = 145,455,966.80/x
  3. Step 3: Cross multiply
    163,312,384.40x = 244,968,576.60 × 145,455,966.80
  4. Step 4: Simplify right side
    163,312,384.40x = 35,632,141,144,972,860
  5. Step 5: Solve for x
    x = 35,632,141,144,972,860/163,312,384.40
  6. Step 6: Final answer
    x = 218,183,950.20

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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.