Home / 389,031,659.12-583,504,360.86-97,898,860.64

Finding the Fourth Proportional to 389,031,659.12, 583,504,360.86 and 97,898,860.64

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Solution

The fourth proportional to 389,031,659.12, 583,504,360.86 and 97,898,860.64 is: 146,837,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,031,659.12 : 583,504,360.86 = 97,898,860.64 : x
  2. Step 2: Convert to fraction form
    389,031,659.12/583,504,360.86 = 97,898,860.64/x
  3. Step 3: Cross multiply
    389,031,659.12x = 583,504,360.86 × 97,898,860.64
  4. Step 4: Simplify right side
    389,031,659.12x = 57,124,412,106,665,416
  5. Step 5: Solve for x
    x = 57,124,412,106,665,416/389,031,659.12
  6. Step 6: Final answer
    x = 146,837,437.95

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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.