Home / 132,471,348.84-182,779,189.86-111,358,399.40

Finding the Fourth Proportional to 132,471,348.84, 182,779,189.86 and 111,358,399.40

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Solution

The fourth proportional to 132,471,348.84, 182,779,189.86 and 111,358,399.40 is: 153,648,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,471,348.84 : 182,779,189.86 = 111,358,399.40 : x
  2. Step 2: Convert to fraction form
    132,471,348.84/182,779,189.86 = 111,358,399.40/x
  3. Step 3: Cross multiply
    132,471,348.84x = 182,779,189.86 × 111,358,399.40
  4. Step 4: Simplify right side
    132,471,348.84x = 20,353,998,026,438,312
  5. Step 5: Solve for x
    x = 20,353,998,026,438,312/132,471,348.84
  6. Step 6: Final answer
    x = 153,648,303.61

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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.