Home / 277,321,041.12-382,698,360.48-153,559,060.80

Finding the Fourth Proportional to 277,321,041.12, 382,698,360.48 and 153,559,060.80

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Solution

The fourth proportional to 277,321,041.12, 382,698,360.48 and 153,559,060.80 is: 211,908,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,321,041.12 : 382,698,360.48 = 153,559,060.80 : x
  2. Step 2: Convert to fraction form
    277,321,041.12/382,698,360.48 = 153,559,060.80/x
  3. Step 3: Cross multiply
    277,321,041.12x = 382,698,360.48 × 153,559,060.80
  4. Step 4: Simplify right side
    277,321,041.12x = 58,766,800,805,008,648
  5. Step 5: Solve for x
    x = 58,766,800,805,008,648/277,321,041.12
  6. Step 6: Final answer
    x = 211,908,914.55

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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.