Home / 2,856,292,904.40-4,284,439,356.60-2,649,668,643.60

Finding the Fourth Proportional to 2,856,292,904.40, 4,284,439,356.60 and 2,649,668,643.60

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Solution

The fourth proportional to 2,856,292,904.40, 4,284,439,356.60 and 2,649,668,643.60 is: 3,974,502,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,292,904.40 : 4,284,439,356.60 = 2,649,668,643.60 : x
  2. Step 2: Convert to fraction form
    2,856,292,904.40/4,284,439,356.60 = 2,649,668,643.60/x
  3. Step 3: Cross multiply
    2,856,292,904.40x = 4,284,439,356.60 × 2,649,668,643.60
  4. Step 4: Simplify right side
    2,856,292,904.40x = 11,352,344,618,588,778,496
  5. Step 5: Solve for x
    x = 11,352,344,618,588,778,496/2,856,292,904.40
  6. Step 6: Final answer
    x = 3,974,502,965.40

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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.