Home / 581,929,352.56-873,009,021.24-213,467,725.96

Finding the Fourth Proportional to 581,929,352.56, 873,009,021.24 and 213,467,725.96

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Solution

The fourth proportional to 581,929,352.56, 873,009,021.24 and 213,467,725.96 is: 320,243,771.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,929,352.56 : 873,009,021.24 = 213,467,725.96 : x
  2. Step 2: Convert to fraction form
    581,929,352.56/873,009,021.24 = 213,467,725.96/x
  3. Step 3: Cross multiply
    581,929,352.56x = 873,009,021.24 × 213,467,725.96
  4. Step 4: Simplify right side
    581,929,352.56x = 186,359,250,506,668,160
  5. Step 5: Solve for x
    x = 186,359,250,506,668,160/581,929,352.56
  6. Step 6: Final answer
    x = 320,243,771.32

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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.