Home / 264,134,709.60-396,258,051.60-79,887,055.20

Finding the Fourth Proportional to 264,134,709.60, 396,258,051.60 and 79,887,055.20

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Solution

The fourth proportional to 264,134,709.60, 396,258,051.60 and 79,887,055.20 is: 119,847,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,134,709.60 : 396,258,051.60 = 79,887,055.20 : x
  2. Step 2: Convert to fraction form
    264,134,709.60/396,258,051.60 = 79,887,055.20/x
  3. Step 3: Cross multiply
    264,134,709.60x = 396,258,051.60 × 79,887,055.20
  4. Step 4: Simplify right side
    264,134,709.60x = 31,655,888,841,613,652
  5. Step 5: Solve for x
    x = 31,655,888,841,613,652/264,134,709.60
  6. Step 6: Final answer
    x = 119,847,516.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.