Home / 28,598,235,194.10-42,903,558,505.83-8,700,605,500.45

Finding the Fourth Proportional to 28,598,235,194.10, 42,903,558,505.83 and 8,700,605,500.45

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Solution

The fourth proportional to 28,598,235,194.10, 42,903,558,505.83 and 8,700,605,500.45 is: 13,052,796,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598,235,194.10 : 42,903,558,505.83 = 8,700,605,500.45 : x
  2. Step 2: Convert to fraction form
    28,598,235,194.10/42,903,558,505.83 = 8,700,605,500.45/x
  3. Step 3: Cross multiply
    28,598,235,194.10x = 42,903,558,505.83 × 8,700,605,500.45
  4. Step 4: Simplify right side
    28,598,235,194.10x = 373,286,937,124,543,791,104
  5. Step 5: Solve for x
    x = 373,286,937,124,543,791,104/28,598,235,194.10
  6. Step 6: Final answer
    x = 13,052,796,250.92

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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.