Home / 725,783,554.90-1,088,675,332.35-650,956,662.10

Finding the Fourth Proportional to 725,783,554.90, 1,088,675,332.35 and 650,956,662.10

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Solution

The fourth proportional to 725,783,554.90, 1,088,675,332.35 and 650,956,662.10 is: 976,434,993.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,783,554.90 : 1,088,675,332.35 = 650,956,662.10 : x
  2. Step 2: Convert to fraction form
    725,783,554.90/1,088,675,332.35 = 650,956,662.10/x
  3. Step 3: Cross multiply
    725,783,554.90x = 1,088,675,332.35 × 650,956,662.10
  4. Step 4: Simplify right side
    725,783,554.90x = 708,680,460,457,164,160
  5. Step 5: Solve for x
    x = 708,680,460,457,164,160/725,783,554.90
  6. Step 6: Final answer
    x = 976,434,993.15

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Double scale
Find fourth proportional to 725,783,555.90, 1,088,675,333.85 and 650,956,663.10
Similar ratio
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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.