Home / 633,431,289.77-873,824,551.26-549,681,874.37

Finding the Fourth Proportional to 633,431,289.77, 873,824,551.26 and 549,681,874.37

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Solution

The fourth proportional to 633,431,289.77, 873,824,551.26 and 549,681,874.37 is: 758,291,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,431,289.77 : 873,824,551.26 = 549,681,874.37 : x
  2. Step 2: Convert to fraction form
    633,431,289.77/873,824,551.26 = 549,681,874.37/x
  3. Step 3: Cross multiply
    633,431,289.77x = 873,824,551.26 × 549,681,874.37
  4. Step 4: Simplify right side
    633,431,289.77x = 480,325,517,207,120,960
  5. Step 5: Solve for x
    x = 480,325,517,207,120,960/633,431,289.77
  6. Step 6: Final answer
    x = 758,291,427.92

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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.