Home / 874,073,336.40-1,311,110,004.60-868,971,502.80

Finding the Fourth Proportional to 874,073,336.40, 1,311,110,004.60 and 868,971,502.80

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Solution

The fourth proportional to 874,073,336.40, 1,311,110,004.60 and 868,971,502.80 is: 1,303,457,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,073,336.40 : 1,311,110,004.60 = 868,971,502.80 : x
  2. Step 2: Convert to fraction form
    874,073,336.40/1,311,110,004.60 = 868,971,502.80/x
  3. Step 3: Cross multiply
    874,073,336.40x = 1,311,110,004.60 × 868,971,502.80
  4. Step 4: Simplify right side
    874,073,336.40x = 1,139,317,231,033,376,768
  5. Step 5: Solve for x
    x = 1,139,317,231,033,376,768/874,073,336.40
  6. Step 6: Final answer
    x = 1,303,457,254.20

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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.