Home / 725,784,554.15-1,088,676,831.23-650,957,661.35

Finding the Fourth Proportional to 725,784,554.15, 1,088,676,831.23 and 650,957,661.35

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Solution

The fourth proportional to 725,784,554.15, 1,088,676,831.23 and 650,957,661.35 is: 976,436,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,784,554.15 : 1,088,676,831.23 = 650,957,661.35 : x
  2. Step 2: Convert to fraction form
    725,784,554.15/1,088,676,831.23 = 650,957,661.35/x
  3. Step 3: Cross multiply
    725,784,554.15x = 1,088,676,831.23 × 650,957,661.35
  4. Step 4: Simplify right side
    725,784,554.15x = 708,682,524,020,154,624
  5. Step 5: Solve for x
    x = 708,682,524,020,154,624/725,784,554.15
  6. Step 6: Final answer
    x = 976,436,492.03

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Double scale
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1.5x scale

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.