Home / 1,362,893,569.38-2,044,684,314.63-380,319,291.54

Finding the Fourth Proportional to 1,362,893,569.38, 2,044,684,314.63 and 380,319,291.54

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Solution

The fourth proportional to 1,362,893,569.38, 2,044,684,314.63 and 380,319,291.54 is: 570,574,920.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,893,569.38 : 2,044,684,314.63 = 380,319,291.54 : x
  2. Step 2: Convert to fraction form
    1,362,893,569.38/2,044,684,314.63 = 380,319,291.54/x
  3. Step 3: Cross multiply
    1,362,893,569.38x = 2,044,684,314.63 × 380,319,291.54
  4. Step 4: Simplify right side
    1,362,893,569.38x = 777,632,889,963,032,192
  5. Step 5: Solve for x
    x = 777,632,889,963,032,192/1,362,893,569.38
  6. Step 6: Final answer
    x = 570,574,920.47

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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.