Home / 134,784,005.60-202,176,008.40-89,397,048.80

Finding the Fourth Proportional to 134,784,005.60, 202,176,008.40 and 89,397,048.80

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Solution

The fourth proportional to 134,784,005.60, 202,176,008.40 and 89,397,048.80 is: 134,095,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,784,005.60 : 202,176,008.40 = 89,397,048.80 : x
  2. Step 2: Convert to fraction form
    134,784,005.60/202,176,008.40 = 89,397,048.80/x
  3. Step 3: Cross multiply
    134,784,005.60x = 202,176,008.40 × 89,397,048.80
  4. Step 4: Simplify right side
    134,784,005.60x = 18,073,938,489,124,008
  5. Step 5: Solve for x
    x = 18,073,938,489,124,008/134,784,005.60
  6. Step 6: Final answer
    x = 134,095,573.20

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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.