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Finding the Fourth Proportional to 573,947,302.80, 860,920,954.20 and 246,367,070.40

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Solution

The fourth proportional to 573,947,302.80, 860,920,954.20 and 246,367,070.40 is: 369,550,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,947,302.80 : 860,920,954.20 = 246,367,070.40 : x
  2. Step 2: Convert to fraction form
    573,947,302.80/860,920,954.20 = 246,367,070.40/x
  3. Step 3: Cross multiply
    573,947,302.80x = 860,920,954.20 × 246,367,070.40
  4. Step 4: Simplify right side
    573,947,302.80x = 212,102,573,332,226,592
  5. Step 5: Solve for x
    x = 212,102,573,332,226,592/573,947,302.80
  6. Step 6: Final answer
    x = 369,550,605.60

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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.