Home / 98,130,123.60-147,216,180.60-29,979,704.40

Finding the Fourth Proportional to 98,130,123.60, 147,216,180.60 and 29,979,704.40

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Solution

The fourth proportional to 98,130,123.60, 147,216,180.60 and 29,979,704.40 is: 44,975,970.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,130,123.60 : 147,216,180.60 = 29,979,704.40 : x
  2. Step 2: Convert to fraction form
    98,130,123.60/147,216,180.60 = 29,979,704.40/x
  3. Step 3: Cross multiply
    98,130,123.60x = 147,216,180.60 × 29,979,704.40
  4. Step 4: Simplify right side
    98,130,123.60x = 4,413,497,577,285,014
  5. Step 5: Solve for x
    x = 4,413,497,577,285,014/98,130,123.60
  6. Step 6: Final answer
    x = 44,975,970.84

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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.