Home / 308,235,421.98-462,430,290.06-89,885,789.10

Finding the Fourth Proportional to 308,235,421.98, 462,430,290.06 and 89,885,789.10

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Solution

The fourth proportional to 308,235,421.98, 462,430,290.06 and 89,885,789.10 is: 134,851,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,235,421.98 : 462,430,290.06 = 89,885,789.10 : x
  2. Step 2: Convert to fraction form
    308,235,421.98/462,430,290.06 = 89,885,789.10/x
  3. Step 3: Cross multiply
    308,235,421.98x = 462,430,290.06 × 89,885,789.10
  4. Step 4: Simplify right side
    308,235,421.98x = 41,565,911,525,784,984
  5. Step 5: Solve for x
    x = 41,565,911,525,784,984/308,235,421.98
  6. Step 6: Final answer
    x = 134,851,183.74

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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.