Home / 615,060,015,460.40-848,782,526,117.11-367,862,289,809.06

Finding the Fourth Proportional to 615,060,015,460.40, 848,782,526,117.11 and 367,862,289,809.06

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Solution

The fourth proportional to 615,060,015,460.40, 848,782,526,117.11 and 367,862,289,809.06 is: 507,649,783,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,060,015,460.40 : 848,782,526,117.11 = 367,862,289,809.06 : x
  2. Step 2: Convert to fraction form
    615,060,015,460.40/848,782,526,117.11 = 367,862,289,809.06/x
  3. Step 3: Cross multiply
    615,060,015,460.40x = 848,782,526,117.11 × 367,862,289,809.06
  4. Step 4: Simplify right side
    615,060,015,460.40x = 312,235,083,607,358,369,169,408
  5. Step 5: Solve for x
    x = 312,235,083,607,358,369,169,408/615,060,015,460.40
  6. Step 6: Final answer
    x = 507,649,783,368.92

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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.