Home / 968,341,078.42-1,453,065,123.26-525,719,746.33

Finding the Fourth Proportional to 968,341,078.42, 1,453,065,123.26 and 525,719,746.33

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Solution

The fourth proportional to 968,341,078.42, 1,453,065,123.26 and 525,719,746.33 is: 788,880,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,341,078.42 : 1,453,065,123.26 = 525,719,746.33 : x
  2. Step 2: Convert to fraction form
    968,341,078.42/1,453,065,123.26 = 525,719,746.33/x
  3. Step 3: Cross multiply
    968,341,078.42x = 1,453,065,123.26 × 525,719,746.33
  4. Step 4: Simplify right side
    968,341,078.42x = 763,905,027,998,899,072
  5. Step 5: Solve for x
    x = 763,905,027,998,899,072/968,341,078.42
  6. Step 6: Final answer
    x = 788,880,121.92

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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.