Home / 864,061,219.45-1,192,276,211.74-524,793,146.28

Finding the Fourth Proportional to 864,061,219.45, 1,192,276,211.74 and 524,793,146.28

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Solution

The fourth proportional to 864,061,219.45, 1,192,276,211.74 and 524,793,146.28 is: 724,136,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,061,219.45 : 1,192,276,211.74 = 524,793,146.28 : x
  2. Step 2: Convert to fraction form
    864,061,219.45/1,192,276,211.74 = 524,793,146.28/x
  3. Step 3: Cross multiply
    864,061,219.45x = 1,192,276,211.74 × 524,793,146.28
  4. Step 4: Simplify right side
    864,061,219.45x = 625,698,384,393,833,984
  5. Step 5: Solve for x
    x = 625,698,384,393,833,984/864,061,219.45
  6. Step 6: Final answer
    x = 724,136,635.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.