Home / 249,089,512.80-373,846,845.60-111,127,429.20

Finding the Fourth Proportional to 249,089,512.80, 373,846,845.60 and 111,127,429.20

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Solution

The fourth proportional to 249,089,512.80, 373,846,845.60 and 111,127,429.20 is: 166,785,981.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,089,512.80 : 373,846,845.60 = 111,127,429.20 : x
  2. Step 2: Convert to fraction form
    249,089,512.80/373,846,845.60 = 111,127,429.20/x
  3. Step 3: Cross multiply
    249,089,512.80x = 373,846,845.60 × 111,127,429.20
  4. Step 4: Simplify right side
    249,089,512.80x = 41,544,638,866,057,336
  5. Step 5: Solve for x
    x = 41,544,638,866,057,336/249,089,512.80
  6. Step 6: Final answer
    x = 166,785,981.47

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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.