Home / 561,698,000.20-842,211,077.10-289,600,208.20

Finding the Fourth Proportional to 561,698,000.20, 842,211,077.10 and 289,600,208.20

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Solution

The fourth proportional to 561,698,000.20, 842,211,077.10 and 289,600,208.20 is: 434,227,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,698,000.20 : 842,211,077.10 = 289,600,208.20 : x
  2. Step 2: Convert to fraction form
    561,698,000.20/842,211,077.10 = 289,600,208.20/x
  3. Step 3: Cross multiply
    561,698,000.20x = 842,211,077.10 × 289,600,208.20
  4. Step 4: Simplify right side
    561,698,000.20x = 243,904,503,276,506,240
  5. Step 5: Solve for x
    x = 243,904,503,276,506,240/561,698,000.20
  6. Step 6: Final answer
    x = 434,227,117.04

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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.