Home / 385,739,777.22-578,608,091.19-140,095,937.22

Finding the Fourth Proportional to 385,739,777.22, 578,608,091.19 and 140,095,937.22

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Solution

The fourth proportional to 385,739,777.22, 578,608,091.19 and 140,095,937.22 is: 210,143,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,739,777.22 : 578,608,091.19 = 140,095,937.22 : x
  2. Step 2: Convert to fraction form
    385,739,777.22/578,608,091.19 = 140,095,937.22/x
  3. Step 3: Cross multiply
    385,739,777.22x = 578,608,091.19 × 140,095,937.22
  4. Step 4: Simplify right side
    385,739,777.22x = 81,060,642,818,338,288
  5. Step 5: Solve for x
    x = 81,060,642,818,338,288/385,739,777.22
  6. Step 6: Final answer
    x = 210,143,333.94

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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.