Home / 157,544,784.84-236,400,436.80-111,782,400.36

Finding the Fourth Proportional to 157,544,784.84, 236,400,436.80 and 111,782,400.36

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Solution

The fourth proportional to 157,544,784.84, 236,400,436.80 and 111,782,400.36 is: 167,732,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,544,784.84 : 236,400,436.80 = 111,782,400.36 : x
  2. Step 2: Convert to fraction form
    157,544,784.84/236,400,436.80 = 111,782,400.36/x
  3. Step 3: Cross multiply
    157,544,784.84x = 236,400,436.80 × 111,782,400.36
  4. Step 4: Simplify right side
    157,544,784.84x = 26,425,408,271,656,480
  5. Step 5: Solve for x
    x = 26,425,408,271,656,480/157,544,784.84
  6. Step 6: Final answer
    x = 167,732,675.50

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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.