Home / 145,570,057.91-218,282,070.21-48,491,635.67

Finding the Fourth Proportional to 145,570,057.91, 218,282,070.21 and 48,491,635.67

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Solution

The fourth proportional to 145,570,057.91, 218,282,070.21 and 48,491,635.67 is: 72,713,130.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,570,057.91 : 218,282,070.21 = 48,491,635.67 : x
  2. Step 2: Convert to fraction form
    145,570,057.91/218,282,070.21 = 48,491,635.67/x
  3. Step 3: Cross multiply
    145,570,057.91x = 218,282,070.21 × 48,491,635.67
  4. Step 4: Simplify right side
    145,570,057.91x = 10,584,854,620,825,270
  5. Step 5: Solve for x
    x = 10,584,854,620,825,270/145,570,057.91
  6. Step 6: Final answer
    x = 72,713,130.52

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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.