Home / 215,751,670.95-297,818,273.30-141,417,021.90

Finding the Fourth Proportional to 215,751,670.95, 297,818,273.30 and 141,417,021.90

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Solution

The fourth proportional to 215,751,670.95, 297,818,273.30 and 141,417,021.90 is: 195,208,561.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,751,670.95 : 297,818,273.30 = 141,417,021.90 : x
  2. Step 2: Convert to fraction form
    215,751,670.95/297,818,273.30 = 141,417,021.90/x
  3. Step 3: Cross multiply
    215,751,670.95x = 297,818,273.30 × 141,417,021.90
  4. Step 4: Simplify right side
    215,751,670.95x = 42,116,573,276,779,208
  5. Step 5: Solve for x
    x = 42,116,573,276,779,208/215,751,670.95
  6. Step 6: Final answer
    x = 195,208,561.27

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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.