Home / 805,536,186.30-1,208,304,279.45-714,762,272.70

Finding the Fourth Proportional to 805,536,186.30, 1,208,304,279.45 and 714,762,272.70

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Solution

The fourth proportional to 805,536,186.30, 1,208,304,279.45 and 714,762,272.70 is: 1,072,143,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,536,186.30 : 1,208,304,279.45 = 714,762,272.70 : x
  2. Step 2: Convert to fraction form
    805,536,186.30/1,208,304,279.45 = 714,762,272.70/x
  3. Step 3: Cross multiply
    805,536,186.30x = 1,208,304,279.45 × 714,762,272.70
  4. Step 4: Simplify right side
    805,536,186.30x = 863,650,312,892,818,048
  5. Step 5: Solve for x
    x = 863,650,312,892,818,048/805,536,186.30
  6. Step 6: Final answer
    x = 1,072,143,409.05

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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.