Home / 102,630,899.40-141,576,945.22-63,460,154.76

Finding the Fourth Proportional to 102,630,899.40, 141,576,945.22 and 63,460,154.76

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Solution

The fourth proportional to 102,630,899.40, 141,576,945.22 and 63,460,154.76 is: 87,541,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,630,899.40 : 141,576,945.22 = 63,460,154.76 : x
  2. Step 2: Convert to fraction form
    102,630,899.40/141,576,945.22 = 63,460,154.76/x
  3. Step 3: Cross multiply
    102,630,899.40x = 141,576,945.22 × 63,460,154.76
  4. Step 4: Simplify right side
    102,630,899.40x = 8,984,494,854,109,242
  5. Step 5: Solve for x
    x = 8,984,494,854,109,242/102,630,899.40
  6. Step 6: Final answer
    x = 87,541,811.55

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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.