Home / 968,987,124.40-1,453,480,686.60-477,935,640.40

Finding the Fourth Proportional to 968,987,124.40, 1,453,480,686.60 and 477,935,640.40

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Solution

The fourth proportional to 968,987,124.40, 1,453,480,686.60 and 477,935,640.40 is: 716,903,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,987,124.40 : 1,453,480,686.60 = 477,935,640.40 : x
  2. Step 2: Convert to fraction form
    968,987,124.40/1,453,480,686.60 = 477,935,640.40/x
  3. Step 3: Cross multiply
    968,987,124.40x = 1,453,480,686.60 × 477,935,640.40
  4. Step 4: Simplify right side
    968,987,124.40x = 694,670,222,759,202,560
  5. Step 5: Solve for x
    x = 694,670,222,759,202,560/968,987,124.40
  6. Step 6: Final answer
    x = 716,903,460.60

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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.