Home / 672,604,815.60-1,008,907,223.40-362,668,424.40

Finding the Fourth Proportional to 672,604,815.60, 1,008,907,223.40 and 362,668,424.40

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Solution

The fourth proportional to 672,604,815.60, 1,008,907,223.40 and 362,668,424.40 is: 544,002,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,604,815.60 : 1,008,907,223.40 = 362,668,424.40 : x
  2. Step 2: Convert to fraction form
    672,604,815.60/1,008,907,223.40 = 362,668,424.40/x
  3. Step 3: Cross multiply
    672,604,815.60x = 1,008,907,223.40 × 362,668,424.40
  4. Step 4: Simplify right side
    672,604,815.60x = 365,898,793,076,256,768
  5. Step 5: Solve for x
    x = 365,898,793,076,256,768/672,604,815.60
  6. Step 6: Final answer
    x = 544,002,636.60

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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.