Home / 145,482,554.88-218,199,502.08-53,347,253.76

Finding the Fourth Proportional to 145,482,554.88, 218,199,502.08 and 53,347,253.76

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Solution

The fourth proportional to 145,482,554.88, 218,199,502.08 and 53,347,253.76 is: 80,011,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,482,554.88 : 218,199,502.08 = 53,347,253.76 : x
  2. Step 2: Convert to fraction form
    145,482,554.88/218,199,502.08 = 53,347,253.76/x
  3. Step 3: Cross multiply
    145,482,554.88x = 218,199,502.08 × 53,347,253.76
  4. Step 4: Simplify right side
    145,482,554.88x = 11,640,344,207,767,408
  5. Step 5: Solve for x
    x = 11,640,344,207,767,408/145,482,554.88
  6. Step 6: Final answer
    x = 80,011,958.94

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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.