Home / 434,604,668.40-651,907,002.60-111,488,540.40

Finding the Fourth Proportional to 434,604,668.40, 651,907,002.60 and 111,488,540.40

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Solution

The fourth proportional to 434,604,668.40, 651,907,002.60 and 111,488,540.40 is: 167,232,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,604,668.40 : 651,907,002.60 = 111,488,540.40 : x
  2. Step 2: Convert to fraction form
    434,604,668.40/651,907,002.60 = 111,488,540.40/x
  3. Step 3: Cross multiply
    434,604,668.40x = 651,907,002.60 × 111,488,540.40
  4. Step 4: Simplify right side
    434,604,668.40x = 72,680,160,196,413,008
  5. Step 5: Solve for x
    x = 72,680,160,196,413,008/434,604,668.40
  6. Step 6: Final answer
    x = 167,232,810.60

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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.