Home / 134,725,514.60-202,088,271.90-91,678,793.60

Finding the Fourth Proportional to 134,725,514.60, 202,088,271.90 and 91,678,793.60

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Solution

The fourth proportional to 134,725,514.60, 202,088,271.90 and 91,678,793.60 is: 137,518,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,725,514.60 : 202,088,271.90 = 91,678,793.60 : x
  2. Step 2: Convert to fraction form
    134,725,514.60/202,088,271.90 = 91,678,793.60/x
  3. Step 3: Cross multiply
    134,725,514.60x = 202,088,271.90 × 91,678,793.60
  4. Step 4: Simplify right side
    134,725,514.60x = 18,527,208,968,500,780
  5. Step 5: Solve for x
    x = 18,527,208,968,500,780/134,725,514.60
  6. Step 6: Final answer
    x = 137,518,190.40

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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.