Home / 288,685,008.10-433,027,512.15-173,893,752.10

Finding the Fourth Proportional to 288,685,008.10, 433,027,512.15 and 173,893,752.10

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Solution

The fourth proportional to 288,685,008.10, 433,027,512.15 and 173,893,752.10 is: 260,840,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,685,008.10 : 433,027,512.15 = 173,893,752.10 : x
  2. Step 2: Convert to fraction form
    288,685,008.10/433,027,512.15 = 173,893,752.10/x
  3. Step 3: Cross multiply
    288,685,008.10x = 433,027,512.15 × 173,893,752.10
  4. Step 4: Simplify right side
    288,685,008.10x = 75,300,778,850,291,824
  5. Step 5: Solve for x
    x = 75,300,778,850,291,824/288,685,008.10
  6. Step 6: Final answer
    x = 260,840,628.15

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Double scale
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Similar ratio
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1.5x scale

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.