Home / 104,097,009.60-143,654,718.24-57,688,027.20

Finding the Fourth Proportional to 104,097,009.60, 143,654,718.24 and 57,688,027.20

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Solution

The fourth proportional to 104,097,009.60, 143,654,718.24 and 57,688,027.20 is: 79,609,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,097,009.60 : 143,654,718.24 = 57,688,027.20 : x
  2. Step 2: Convert to fraction form
    104,097,009.60/143,654,718.24 = 57,688,027.20/x
  3. Step 3: Cross multiply
    104,097,009.60x = 143,654,718.24 × 57,688,027.20
  4. Step 4: Simplify right side
    104,097,009.60x = 8,287,157,293,237,457
  5. Step 5: Solve for x
    x = 8,287,157,293,237,457/104,097,009.60
  6. Step 6: Final answer
    x = 79,609,945.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.