Home / 70,615,847.08-97,493,344.50-55,990,590.76

Finding the Fourth Proportional to 70,615,847.08, 97,493,344.50 and 55,990,590.76

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Solution

The fourth proportional to 70,615,847.08, 97,493,344.50 and 55,990,590.76 is: 77,301,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,615,847.08 : 97,493,344.50 = 55,990,590.76 : x
  2. Step 2: Convert to fraction form
    70,615,847.08/97,493,344.50 = 55,990,590.76/x
  3. Step 3: Cross multiply
    70,615,847.08x = 97,493,344.50 × 55,990,590.76
  4. Step 4: Simplify right side
    70,615,847.08x = 5,458,709,953,723,197
  5. Step 5: Solve for x
    x = 5,458,709,953,723,197/70,615,847.08
  6. Step 6: Final answer
    x = 77,301,486.56

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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.