Home / 674,009,936.40-1,011,014,904.60-598,763,139.60

Finding the Fourth Proportional to 674,009,936.40, 1,011,014,904.60 and 598,763,139.60

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Solution

The fourth proportional to 674,009,936.40, 1,011,014,904.60 and 598,763,139.60 is: 898,144,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,009,936.40 : 1,011,014,904.60 = 598,763,139.60 : x
  2. Step 2: Convert to fraction form
    674,009,936.40/1,011,014,904.60 = 598,763,139.60/x
  3. Step 3: Cross multiply
    674,009,936.40x = 1,011,014,904.60 × 598,763,139.60
  4. Step 4: Simplify right side
    674,009,936.40x = 605,358,458,460,690,560
  5. Step 5: Solve for x
    x = 605,358,458,460,690,560/674,009,936.40
  6. Step 6: Final answer
    x = 898,144,709.40

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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.