Home / 527,104,890.80-790,657,336.20-144,152,442.80

Finding the Fourth Proportional to 527,104,890.80, 790,657,336.20 and 144,152,442.80

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Solution

The fourth proportional to 527,104,890.80, 790,657,336.20 and 144,152,442.80 is: 216,228,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,104,890.80 : 790,657,336.20 = 144,152,442.80 : x
  2. Step 2: Convert to fraction form
    527,104,890.80/790,657,336.20 = 144,152,442.80/x
  3. Step 3: Cross multiply
    527,104,890.80x = 790,657,336.20 × 144,152,442.80
  4. Step 4: Simplify right side
    527,104,890.80x = 113,975,186,430,970,880
  5. Step 5: Solve for x
    x = 113,975,186,430,970,880/527,104,890.80
  6. Step 6: Final answer
    x = 216,228,664.20

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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.