Home / 1,374,594,618.24-1,897,340,300.94-898,356,628.32

Finding the Fourth Proportional to 1,374,594,618.24, 1,897,340,300.94 and 898,356,628.32

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Solution

The fourth proportional to 1,374,594,618.24, 1,897,340,300.94 and 898,356,628.32 is: 1,239,993,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,594,618.24 : 1,897,340,300.94 = 898,356,628.32 : x
  2. Step 2: Convert to fraction form
    1,374,594,618.24/1,897,340,300.94 = 898,356,628.32/x
  3. Step 3: Cross multiply
    1,374,594,618.24x = 1,897,340,300.94 × 898,356,628.32
  4. Step 4: Simplify right side
    1,374,594,618.24x = 1,704,488,235,528,112,640
  5. Step 5: Solve for x
    x = 1,704,488,235,528,112,640/1,374,594,618.24
  6. Step 6: Final answer
    x = 1,239,993,386.35

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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.