Home / 384,912,000.60-577,368,000.90-212,725,116.60

Finding the Fourth Proportional to 384,912,000.60, 577,368,000.90 and 212,725,116.60

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Solution

The fourth proportional to 384,912,000.60, 577,368,000.90 and 212,725,116.60 is: 319,087,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,912,000.60 : 577,368,000.90 = 212,725,116.60 : x
  2. Step 2: Convert to fraction form
    384,912,000.60/577,368,000.90 = 212,725,116.60/x
  3. Step 3: Cross multiply
    384,912,000.60x = 577,368,000.90 × 212,725,116.60
  4. Step 4: Simplify right side
    384,912,000.60x = 122,820,675,312,561,392
  5. Step 5: Solve for x
    x = 122,820,675,312,561,392/384,912,000.60
  6. Step 6: Final answer
    x = 319,087,674.90

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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.