Home / 98,516,509.64-135,930,228.48-58,816,313.88

Finding the Fourth Proportional to 98,516,509.64, 135,930,228.48 and 58,816,313.88

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Solution

The fourth proportional to 98,516,509.64, 135,930,228.48 and 58,816,313.88 is: 81,153,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,516,509.64 : 135,930,228.48 = 58,816,313.88 : x
  2. Step 2: Convert to fraction form
    98,516,509.64/135,930,228.48 = 58,816,313.88/x
  3. Step 3: Cross multiply
    98,516,509.64x = 135,930,228.48 × 58,816,313.88
  4. Step 4: Simplify right side
    98,516,509.64x = 7,994,914,984,059,795
  5. Step 5: Solve for x
    x = 7,994,914,984,059,795/98,516,509.64
  6. Step 6: Final answer
    x = 81,153,047.48

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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.