Home / 215,751,672.45-297,818,275.37-141,417,023.40

Finding the Fourth Proportional to 215,751,672.45, 297,818,275.37 and 141,417,023.40

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Solution

The fourth proportional to 215,751,672.45, 297,818,275.37 and 141,417,023.40 is: 195,208,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,751,672.45 : 297,818,275.37 = 141,417,023.40 : x
  2. Step 2: Convert to fraction form
    215,751,672.45/297,818,275.37 = 141,417,023.40/x
  3. Step 3: Cross multiply
    215,751,672.45x = 297,818,275.37 × 141,417,023.40
  4. Step 4: Simplify right side
    215,751,672.45x = 42,116,574,016,239,848
  5. Step 5: Solve for x
    x = 42,116,574,016,239,848/215,751,672.45
  6. Step 6: Final answer
    x = 195,208,563.34

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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.