Home / 522,603,847,194.80-721,097,571,181.84-291,111,605,602.28

Finding the Fourth Proportional to 522,603,847,194.80, 721,097,571,181.84 and 291,111,605,602.28

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Solution

The fourth proportional to 522,603,847,194.80, 721,097,571,181.84 and 291,111,605,602.28 is: 401,680,685,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,603,847,194.80 : 721,097,571,181.84 = 291,111,605,602.28 : x
  2. Step 2: Convert to fraction form
    522,603,847,194.80/721,097,571,181.84 = 291,111,605,602.28/x
  3. Step 3: Cross multiply
    522,603,847,194.80x = 721,097,571,181.84 × 291,111,605,602.28
  4. Step 4: Simplify right side
    522,603,847,194.80x = 209,919,871,742,649,842,008,064
  5. Step 5: Solve for x
    x = 209,919,871,742,649,842,008,064/522,603,847,194.80
  6. Step 6: Final answer
    x = 401,680,685,799.47

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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.