Home / 93,312,828.80-139,969,243.20-84,809,772.80

Finding the Fourth Proportional to 93,312,828.80, 139,969,243.20 and 84,809,772.80

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Solution

The fourth proportional to 93,312,828.80, 139,969,243.20 and 84,809,772.80 is: 127,214,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,828.80 : 139,969,243.20 = 84,809,772.80 : x
  2. Step 2: Convert to fraction form
    93,312,828.80/139,969,243.20 = 84,809,772.80/x
  3. Step 3: Cross multiply
    93,312,828.80x = 139,969,243.20 × 84,809,772.80
  4. Step 4: Simplify right side
    93,312,828.80x = 11,870,759,714,779,944
  5. Step 5: Solve for x
    x = 11,870,759,714,779,944/93,312,828.80
  6. Step 6: Final answer
    x = 127,214,659.20

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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.