Home / 205,605,994.81-308,378,655.73-60,000,461.02

Finding the Fourth Proportional to 205,605,994.81, 308,378,655.73 and 60,000,461.02

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Solution

The fourth proportional to 205,605,994.81, 308,378,655.73 and 60,000,461.02 is: 89,991,838.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,605,994.81 : 308,378,655.73 = 60,000,461.02 : x
  2. Step 2: Convert to fraction form
    205,605,994.81/308,378,655.73 = 60,000,461.02/x
  3. Step 3: Cross multiply
    205,605,994.81x = 308,378,655.73 × 60,000,461.02
  4. Step 4: Simplify right side
    205,605,994.81x = 18,502,861,512,527,868
  5. Step 5: Solve for x
    x = 18,502,861,512,527,868/205,605,994.81
  6. Step 6: Final answer
    x = 89,991,838.66

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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.