Home / 210,604,990.80-315,907,486.20-174,773,182.80

Finding the Fourth Proportional to 210,604,990.80, 315,907,486.20 and 174,773,182.80

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Solution

The fourth proportional to 210,604,990.80, 315,907,486.20 and 174,773,182.80 is: 262,159,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,604,990.80 : 315,907,486.20 = 174,773,182.80 : x
  2. Step 2: Convert to fraction form
    210,604,990.80/315,907,486.20 = 174,773,182.80/x
  3. Step 3: Cross multiply
    210,604,990.80x = 315,907,486.20 × 174,773,182.80
  4. Step 4: Simplify right side
    210,604,990.80x = 55,212,156,833,521,080
  5. Step 5: Solve for x
    x = 55,212,156,833,521,080/210,604,990.80
  6. Step 6: Final answer
    x = 262,159,774.20

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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.