Home / 907,973,008.89-1,360,856,441.10-492,464,534.46

Finding the Fourth Proportional to 907,973,008.89, 1,360,856,441.10 and 492,464,534.46

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Solution

The fourth proportional to 907,973,008.89, 1,360,856,441.10 and 492,464,534.46 is: 738,098,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,973,008.89 : 1,360,856,441.10 = 492,464,534.46 : x
  2. Step 2: Convert to fraction form
    907,973,008.89/1,360,856,441.10 = 492,464,534.46/x
  3. Step 3: Cross multiply
    907,973,008.89x = 1,360,856,441.10 × 492,464,534.46
  4. Step 4: Simplify right side
    907,973,008.89x = 670,173,533,733,203,840
  5. Step 5: Solve for x
    x = 670,173,533,733,203,840/907,973,008.89
  6. Step 6: Final answer
    x = 738,098,519.64

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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.