Home / 1,303,550,551.11-1,798,933,854.23-708,869,816.04

Finding the Fourth Proportional to 1,303,550,551.11, 1,798,933,854.23 and 708,869,816.04

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Solution

The fourth proportional to 1,303,550,551.11, 1,798,933,854.23 and 708,869,816.04 is: 978,258,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,550,551.11 : 1,798,933,854.23 = 708,869,816.04 : x
  2. Step 2: Convert to fraction form
    1,303,550,551.11/1,798,933,854.23 = 708,869,816.04/x
  3. Step 3: Cross multiply
    1,303,550,551.11x = 1,798,933,854.23 × 708,869,816.04
  4. Step 4: Simplify right side
    1,303,550,551.11x = 1,275,209,910,312,603,904
  5. Step 5: Solve for x
    x = 1,275,209,910,312,603,904/1,303,550,551.11
  6. Step 6: Final answer
    x = 978,258,886.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.