Home / 145,053,457.52-217,580,186.22-99,477,077.36

Finding the Fourth Proportional to 145,053,457.52, 217,580,186.22 and 99,477,077.36

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Solution

The fourth proportional to 145,053,457.52, 217,580,186.22 and 99,477,077.36 is: 149,215,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,053,457.52 : 217,580,186.22 = 99,477,077.36 : x
  2. Step 2: Convert to fraction form
    145,053,457.52/217,580,186.22 = 99,477,077.36/x
  3. Step 3: Cross multiply
    145,053,457.52x = 217,580,186.22 × 99,477,077.36
  4. Step 4: Simplify right side
    145,053,457.52x = 21,644,241,016,610,144
  5. Step 5: Solve for x
    x = 21,644,241,016,610,144/145,053,457.52
  6. Step 6: Final answer
    x = 149,215,616.00

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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.