Home / 13,898,171,054.94-19,181,572,569.06-8,475,852,430.32

Finding the Fourth Proportional to 13,898,171,054.94, 19,181,572,569.06 and 8,475,852,430.32

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Solution

The fourth proportional to 13,898,171,054.94, 19,181,572,569.06 and 8,475,852,430.32 is: 11,697,954,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,171,054.94 : 19,181,572,569.06 = 8,475,852,430.32 : x
  2. Step 2: Convert to fraction form
    13,898,171,054.94/19,181,572,569.06 = 8,475,852,430.32/x
  3. Step 3: Cross multiply
    13,898,171,054.94x = 19,181,572,569.06 × 8,475,852,430.32
  4. Step 4: Simplify right side
    13,898,171,054.94x = 162,580,178,476,826,656,768
  5. Step 5: Solve for x
    x = 162,580,178,476,826,656,768/13,898,171,054.94
  6. Step 6: Final answer
    x = 11,697,954,920.41

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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.