Home / 578,069,176.32-866,921,026.56-189,828,003.84

Finding the Fourth Proportional to 578,069,176.32, 866,921,026.56 and 189,828,003.84

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Solution

The fourth proportional to 578,069,176.32, 866,921,026.56 and 189,828,003.84 is: 284,681,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,069,176.32 : 866,921,026.56 = 189,828,003.84 : x
  2. Step 2: Convert to fraction form
    578,069,176.32/866,921,026.56 = 189,828,003.84/x
  3. Step 3: Cross multiply
    578,069,176.32x = 866,921,026.56 × 189,828,003.84
  4. Step 4: Simplify right side
    578,069,176.32x = 164,565,887,958,808,416
  5. Step 5: Solve for x
    x = 164,565,887,958,808,416/578,069,176.32
  6. Step 6: Final answer
    x = 284,681,997.76

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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.