Home / 1,240,227,222.80-1,860,704,037.79-366,851,848.77

Finding the Fourth Proportional to 1,240,227,222.80, 1,860,704,037.79 and 366,851,848.77

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Solution

The fourth proportional to 1,240,227,222.80, 1,860,704,037.79 and 366,851,848.77 is: 550,385,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,227,222.80 : 1,860,704,037.79 = 366,851,848.77 : x
  2. Step 2: Convert to fraction form
    1,240,227,222.80/1,860,704,037.79 = 366,851,848.77/x
  3. Step 3: Cross multiply
    1,240,227,222.80x = 1,860,704,037.79 × 366,851,848.77
  4. Step 4: Simplify right side
    1,240,227,222.80x = 682,602,716,276,148,224
  5. Step 5: Solve for x
    x = 682,602,716,276,148,224/1,240,227,222.80
  6. Step 6: Final answer
    x = 550,385,206.62

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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.