Home / 710,103,833.40-1,064,483,903.70-419,194,342.20

Finding the Fourth Proportional to 710,103,833.40, 1,064,483,903.70 and 419,194,342.20

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Solution

The fourth proportional to 710,103,833.40, 1,064,483,903.70 and 419,194,342.20 is: 628,394,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,103,833.40 : 1,064,483,903.70 = 419,194,342.20 : x
  2. Step 2: Convert to fraction form
    710,103,833.40/1,064,483,903.70 = 419,194,342.20/x
  3. Step 3: Cross multiply
    710,103,833.40x = 1,064,483,903.70 × 419,194,342.20
  4. Step 4: Simplify right side
    710,103,833.40x = 446,225,629,794,009,664
  5. Step 5: Solve for x
    x = 446,225,629,794,009,664/710,103,833.40
  6. Step 6: Final answer
    x = 628,394,903.40

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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.