Home / 157,464,347.80-236,196,521.70-145,985,222.20

Finding the Fourth Proportional to 157,464,347.80, 236,196,521.70 and 145,985,222.20

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Solution

The fourth proportional to 157,464,347.80, 236,196,521.70 and 145,985,222.20 is: 218,977,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,347.80 : 236,196,521.70 = 145,985,222.20 : x
  2. Step 2: Convert to fraction form
    157,464,347.80/236,196,521.70 = 145,985,222.20/x
  3. Step 3: Cross multiply
    157,464,347.80x = 236,196,521.70 × 145,985,222.20
  4. Step 4: Simplify right side
    157,464,347.80x = 34,481,201,703,241,616
  5. Step 5: Solve for x
    x = 34,481,201,703,241,616/157,464,347.80
  6. Step 6: Final answer
    x = 218,977,833.30

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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.