Home / 163,699,562.40-245,549,343.60-98,970,048.60

Finding the Fourth Proportional to 163,699,562.40, 245,549,343.60 and 98,970,048.60

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Solution

The fourth proportional to 163,699,562.40, 245,549,343.60 and 98,970,048.60 is: 148,455,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,699,562.40 : 245,549,343.60 = 98,970,048.60 : x
  2. Step 2: Convert to fraction form
    163,699,562.40/245,549,343.60 = 98,970,048.60/x
  3. Step 3: Cross multiply
    163,699,562.40x = 245,549,343.60 × 98,970,048.60
  4. Step 4: Simplify right side
    163,699,562.40x = 24,302,030,469,790,096
  5. Step 5: Solve for x
    x = 24,302,030,469,790,096/163,699,562.40
  6. Step 6: Final answer
    x = 148,455,072.90

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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.