Home / 119,947,509.20-179,921,263.80-29,071,098.32

Finding the Fourth Proportional to 119,947,509.20, 179,921,263.80 and 29,071,098.32

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Solution

The fourth proportional to 119,947,509.20, 179,921,263.80 and 29,071,098.32 is: 43,606,647.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,947,509.20 : 179,921,263.80 = 29,071,098.32 : x
  2. Step 2: Convert to fraction form
    119,947,509.20/179,921,263.80 = 29,071,098.32/x
  3. Step 3: Cross multiply
    119,947,509.20x = 179,921,263.80 × 29,071,098.32
  4. Step 4: Simplify right side
    119,947,509.20x = 5,230,508,749,788,457
  5. Step 5: Solve for x
    x = 5,230,508,749,788,457/119,947,509.20
  6. Step 6: Final answer
    x = 43,606,647.48

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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.