Home / 424,168,559.64-636,246,437.00-190,834,498.73

Finding the Fourth Proportional to 424,168,559.64, 636,246,437.00 and 190,834,498.73

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Solution

The fourth proportional to 424,168,559.64, 636,246,437.00 and 190,834,498.73 is: 286,248,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,168,559.64 : 636,246,437.00 = 190,834,498.73 : x
  2. Step 2: Convert to fraction form
    424,168,559.64/636,246,437.00 = 190,834,498.73/x
  3. Step 3: Cross multiply
    424,168,559.64x = 636,246,437.00 × 190,834,498.73
  4. Step 4: Simplify right side
    424,168,559.64x = 121,417,769,869,508,112
  5. Step 5: Solve for x
    x = 121,417,769,869,508,112/424,168,559.64
  6. Step 6: Final answer
    x = 286,248,867.60

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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.