Home / 99,574,217.40-149,302,343.70-51,798,473.40

Finding the Fourth Proportional to 99,574,217.40, 149,302,343.70 and 51,798,473.40

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Solution

The fourth proportional to 99,574,217.40, 149,302,343.70 and 51,798,473.40 is: 77,667,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,574,217.40 : 149,302,343.70 = 51,798,473.40 : x
  2. Step 2: Convert to fraction form
    99,574,217.40/149,302,343.70 = 51,798,473.40/x
  3. Step 3: Cross multiply
    99,574,217.40x = 149,302,343.70 × 51,798,473.40
  4. Step 4: Simplify right side
    99,574,217.40x = 7,733,633,478,702,107
  5. Step 5: Solve for x
    x = 7,733,633,478,702,107/99,574,217.40
  6. Step 6: Final answer
    x = 77,667,027.48

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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.