Home / 246,779,642.05-340,357,332.54-216,946,502.56

Finding the Fourth Proportional to 246,779,642.05, 340,357,332.54 and 216,946,502.56

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Solution

The fourth proportional to 246,779,642.05, 340,357,332.54 and 216,946,502.56 is: 299,211,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,779,642.05 : 340,357,332.54 = 216,946,502.56 : x
  2. Step 2: Convert to fraction form
    246,779,642.05/340,357,332.54 = 216,946,502.56/x
  3. Step 3: Cross multiply
    246,779,642.05x = 340,357,332.54 × 216,946,502.56
  4. Step 4: Simplify right side
    246,779,642.05x = 73,839,332,915,203,888
  5. Step 5: Solve for x
    x = 73,839,332,915,203,888/246,779,642.05
  6. Step 6: Final answer
    x = 299,211,605.55

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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.