Home / 1,184,210,040.82-1,634,145,113.36-648,258,025.28

Finding the Fourth Proportional to 1,184,210,040.82, 1,634,145,113.36 and 648,258,025.28

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Solution

The fourth proportional to 1,184,210,040.82, 1,634,145,113.36 and 648,258,025.28 is: 894,560,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,210,040.82 : 1,634,145,113.36 = 648,258,025.28 : x
  2. Step 2: Convert to fraction form
    1,184,210,040.82/1,634,145,113.36 = 648,258,025.28/x
  3. Step 3: Cross multiply
    1,184,210,040.82x = 1,634,145,113.36 × 648,258,025.28
  4. Step 4: Simplify right side
    1,184,210,040.82x = 1,059,347,684,207,715,200
  5. Step 5: Solve for x
    x = 1,059,347,684,207,715,200/1,184,210,040.82
  6. Step 6: Final answer
    x = 894,560,633.41

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Double scale
Find fourth proportional to 1,184,210,041.82, 1,634,145,114.74 and 648,258,026.28
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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.