Home / 180,435,816.57-249,001,667.16-97,929,601.32

Finding the Fourth Proportional to 180,435,816.57, 249,001,667.16 and 97,929,601.32

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Solution

The fourth proportional to 180,435,816.57, 249,001,667.16 and 97,929,601.32 is: 135,142,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,435,816.57 : 249,001,667.16 = 97,929,601.32 : x
  2. Step 2: Convert to fraction form
    180,435,816.57/249,001,667.16 = 97,929,601.32/x
  3. Step 3: Cross multiply
    180,435,816.57x = 249,001,667.16 × 97,929,601.32
  4. Step 4: Simplify right side
    180,435,816.57x = 24,384,633,992,994,136
  5. Step 5: Solve for x
    x = 24,384,633,992,994,136/180,435,816.57
  6. Step 6: Final answer
    x = 135,142,980.24

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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.