Home / 1,235,219,285.81-1,852,888,519.00-406,154,573.39

Finding the Fourth Proportional to 1,235,219,285.81, 1,852,888,519.00 and 406,154,573.39

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Solution

The fourth proportional to 1,235,219,285.81, 1,852,888,519.00 and 406,154,573.39 is: 609,251,454.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,219,285.81 : 1,852,888,519.00 = 406,154,573.39 : x
  2. Step 2: Convert to fraction form
    1,235,219,285.81/1,852,888,519.00 = 406,154,573.39/x
  3. Step 3: Cross multiply
    1,235,219,285.81x = 1,852,888,519.00 × 406,154,573.39
  4. Step 4: Simplify right side
    1,235,219,285.81x = 752,559,145,978,834,176
  5. Step 5: Solve for x
    x = 752,559,145,978,834,176/1,235,219,285.81
  6. Step 6: Final answer
    x = 609,251,454.07

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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.