Home / 604,931,420.40-907,397,130.60-196,028,905.20

Finding the Fourth Proportional to 604,931,420.40, 907,397,130.60 and 196,028,905.20

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Solution

The fourth proportional to 604,931,420.40, 907,397,130.60 and 196,028,905.20 is: 294,043,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,931,420.40 : 907,397,130.60 = 196,028,905.20 : x
  2. Step 2: Convert to fraction form
    604,931,420.40/907,397,130.60 = 196,028,905.20/x
  3. Step 3: Cross multiply
    604,931,420.40x = 907,397,130.60 × 196,028,905.20
  4. Step 4: Simplify right side
    604,931,420.40x = 177,876,066,093,139,424
  5. Step 5: Solve for x
    x = 177,876,066,093,139,424/604,931,420.40
  6. Step 6: Final answer
    x = 294,043,357.80

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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.