Home / 1,081,814,739,988.90-1,623,036,176,942.40-436,087,125,782.48

Finding the Fourth Proportional to 1,081,814,739,988.90, 1,623,036,176,942.40 and 436,087,125,782.48

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Solution

The fourth proportional to 1,081,814,739,988.90, 1,623,036,176,942.40 and 436,087,125,782.48 is: 654,257,291,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,814,739,988.90 : 1,623,036,176,942.40 = 436,087,125,782.48 : x
  2. Step 2: Convert to fraction form
    1,081,814,739,988.90/1,623,036,176,942.40 = 436,087,125,782.48/x
  3. Step 3: Cross multiply
    1,081,814,739,988.90x = 1,623,036,176,942.40 × 436,087,125,782.48
  4. Step 4: Simplify right side
    1,081,814,739,988.90x = 707,785,181,443,795,785,351,168
  5. Step 5: Solve for x
    x = 707,785,181,443,795,785,351,168/1,081,814,739,988.90
  6. Step 6: Final answer
    x = 654,257,291,272.50

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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.