Home / 152,579,703.36-210,638,008.80-117,694,079.04

Finding the Fourth Proportional to 152,579,703.36, 210,638,008.80 and 117,694,079.04

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Solution

The fourth proportional to 152,579,703.36, 210,638,008.80 and 117,694,079.04 is: 162,478,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,579,703.36 : 210,638,008.80 = 117,694,079.04 : x
  2. Step 2: Convert to fraction form
    152,579,703.36/210,638,008.80 = 117,694,079.04/x
  3. Step 3: Cross multiply
    152,579,703.36x = 210,638,008.80 × 117,694,079.04
  4. Step 4: Simplify right side
    152,579,703.36x = 24,790,846,456,535,420
  5. Step 5: Solve for x
    x = 24,790,846,456,535,420/152,579,703.36
  6. Step 6: Final answer
    x = 162,478,009.27

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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.