Home / 98,700,806.61-136,211,369.04-54,647,804.16

Finding the Fourth Proportional to 98,700,806.61, 136,211,369.04 and 54,647,804.16

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Solution

The fourth proportional to 98,700,806.61, 136,211,369.04 and 54,647,804.16 is: 75,416,326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,700,806.61 : 136,211,369.04 = 54,647,804.16 : x
  2. Step 2: Convert to fraction form
    98,700,806.61/136,211,369.04 = 54,647,804.16/x
  3. Step 3: Cross multiply
    98,700,806.61x = 136,211,369.04 × 54,647,804.16
  4. Step 4: Simplify right side
    98,700,806.61x = 7,443,652,219,663,406
  5. Step 5: Solve for x
    x = 7,443,652,219,663,406/98,700,806.61
  6. Step 6: Final answer
    x = 75,416,326.12

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Why These Related Problems?

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