Home / 155,492,232.30-214,575,173.55-85,876,114.86

Finding the Fourth Proportional to 155,492,232.30, 214,575,173.55 and 85,876,114.86

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Solution

The fourth proportional to 155,492,232.30, 214,575,173.55 and 85,876,114.86 is: 118,506,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,492,232.30 : 214,575,173.55 = 85,876,114.86 : x
  2. Step 2: Convert to fraction form
    155,492,232.30/214,575,173.55 = 85,876,114.86/x
  3. Step 3: Cross multiply
    155,492,232.30x = 214,575,173.55 × 85,876,114.86
  4. Step 4: Simplify right side
    155,492,232.30x = 18,426,882,249,884,236
  5. Step 5: Solve for x
    x = 18,426,882,249,884,236/155,492,232.30
  6. Step 6: Final answer
    x = 118,506,770.26

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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.