Home / 162,209,201.32-243,262,363.74-53,009,666.92

Finding the Fourth Proportional to 162,209,201.32, 243,262,363.74 and 53,009,666.92

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Solution

The fourth proportional to 162,209,201.32, 243,262,363.74 and 53,009,666.92 is: 79,497,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,209,201.32 : 243,262,363.74 = 53,009,666.92 : x
  2. Step 2: Convert to fraction form
    162,209,201.32/243,262,363.74 = 53,009,666.92/x
  3. Step 3: Cross multiply
    162,209,201.32x = 243,262,363.74 × 53,009,666.92
  4. Step 4: Simplify right side
    162,209,201.32x = 12,895,256,876,029,286
  5. Step 5: Solve for x
    x = 12,895,256,876,029,286/162,209,201.32
  6. Step 6: Final answer
    x = 79,497,690.46

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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.