Home / 522,603,847,188.30-721,097,571,172.74-291,111,605,595.70

Finding the Fourth Proportional to 522,603,847,188.30, 721,097,571,172.74 and 291,111,605,595.70

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Solution

The fourth proportional to 522,603,847,188.30, 721,097,571,172.74 and 291,111,605,595.70 is: 401,680,685,790.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,603,847,188.30 : 721,097,571,172.74 = 291,111,605,595.70 : x
  2. Step 2: Convert to fraction form
    522,603,847,188.30/721,097,571,172.74 = 291,111,605,595.70/x
  3. Step 3: Cross multiply
    522,603,847,188.30x = 721,097,571,172.74 × 291,111,605,595.70
  4. Step 4: Simplify right side
    522,603,847,188.30x = 209,919,871,735,255,888,035,840
  5. Step 5: Solve for x
    x = 209,919,871,735,255,888,035,840/522,603,847,188.30
  6. Step 6: Final answer
    x = 401,680,685,790.32

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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.