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Finding the Fourth Proportional to 1,144,866,690.74, 1,717,574,023.46 and 368,584,917.14

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Solution

The fourth proportional to 1,144,866,690.74, 1,717,574,023.46 and 368,584,917.14 is: 552,965,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,866,690.74 : 1,717,574,023.46 = 368,584,917.14 : x
  2. Step 2: Convert to fraction form
    1,144,866,690.74/1,717,574,023.46 = 368,584,917.14/x
  3. Step 3: Cross multiply
    1,144,866,690.74x = 1,717,574,023.46 × 368,584,917.14
  4. Step 4: Simplify right side
    1,144,866,690.74x = 633,071,879,111,154,176
  5. Step 5: Solve for x
    x = 633,071,879,111,154,176/1,144,866,690.74
  6. Step 6: Final answer
    x = 552,965,584.76

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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.