Home / 302,465,289.30-453,697,933.95-140,923,554.90

Finding the Fourth Proportional to 302,465,289.30, 453,697,933.95 and 140,923,554.90

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Solution

The fourth proportional to 302,465,289.30, 453,697,933.95 and 140,923,554.90 is: 211,385,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,465,289.30 : 453,697,933.95 = 140,923,554.90 : x
  2. Step 2: Convert to fraction form
    302,465,289.30/453,697,933.95 = 140,923,554.90/x
  3. Step 3: Cross multiply
    302,465,289.30x = 453,697,933.95 × 140,923,554.90
  4. Step 4: Simplify right side
    302,465,289.30x = 63,936,725,703,019,400
  5. Step 5: Solve for x
    x = 63,936,725,703,019,400/302,465,289.30
  6. Step 6: Final answer
    x = 211,385,332.35

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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.