Home / 354,303,896.40-531,539,825.40-181,807,333.20

Finding the Fourth Proportional to 354,303,896.40, 531,539,825.40 and 181,807,333.20

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Solution

The fourth proportional to 354,303,896.40, 531,539,825.40 and 181,807,333.20 is: 272,754,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,303,896.40 : 531,539,825.40 = 181,807,333.20 : x
  2. Step 2: Convert to fraction form
    354,303,896.40/531,539,825.40 = 181,807,333.20/x
  3. Step 3: Cross multiply
    354,303,896.40x = 531,539,825.40 × 181,807,333.20
  4. Step 4: Simplify right side
    354,303,896.40x = 96,637,838,145,567,616
  5. Step 5: Solve for x
    x = 96,637,838,145,567,616/354,303,896.40
  6. Step 6: Final answer
    x = 272,754,093.67

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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.