Home / 615,060,015,459.90-848,782,526,116.40-367,862,289,808.56

Finding the Fourth Proportional to 615,060,015,459.90, 848,782,526,116.40 and 367,862,289,808.56

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Solution

The fourth proportional to 615,060,015,459.90, 848,782,526,116.40 and 367,862,289,808.56 is: 507,649,783,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,060,015,459.90 : 848,782,526,116.40 = 367,862,289,808.56 : x
  2. Step 2: Convert to fraction form
    615,060,015,459.90/848,782,526,116.40 = 367,862,289,808.56/x
  3. Step 3: Cross multiply
    615,060,015,459.90x = 848,782,526,116.40 × 367,862,289,808.56
  4. Step 4: Simplify right side
    615,060,015,459.90x = 312,235,083,606,672,785,014,784
  5. Step 5: Solve for x
    x = 312,235,083,606,672,785,014,784/615,060,015,459.90
  6. Step 6: Final answer
    x = 507,649,783,368.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.