Home / 204,549,515.40-282,208,310.64-116,421,440.88

Finding the Fourth Proportional to 204,549,515.40, 282,208,310.64 and 116,421,440.88

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Solution

The fourth proportional to 204,549,515.40, 282,208,310.64 and 116,421,440.88 is: 160,621,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,549,515.40 : 282,208,310.64 = 116,421,440.88 : x
  2. Step 2: Convert to fraction form
    204,549,515.40/282,208,310.64 = 116,421,440.88/x
  3. Step 3: Cross multiply
    204,549,515.40x = 282,208,310.64 × 116,421,440.88
  4. Step 4: Simplify right side
    204,549,515.40x = 32,855,098,153,019,432
  5. Step 5: Solve for x
    x = 32,855,098,153,019,432/204,549,515.40
  6. Step 6: Final answer
    x = 160,621,735.47

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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.