Home / 275,216,085.60-412,824,128.40-262,461,501.60

Finding the Fourth Proportional to 275,216,085.60, 412,824,128.40 and 262,461,501.60

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Solution

The fourth proportional to 275,216,085.60, 412,824,128.40 and 262,461,501.60 is: 393,692,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,216,085.60 : 412,824,128.40 = 262,461,501.60 : x
  2. Step 2: Convert to fraction form
    275,216,085.60/412,824,128.40 = 262,461,501.60/x
  3. Step 3: Cross multiply
    275,216,085.60x = 412,824,128.40 × 262,461,501.60
  4. Step 4: Simplify right side
    275,216,085.60x = 108,350,440,636,575,200
  5. Step 5: Solve for x
    x = 108,350,440,636,575,200/275,216,085.60
  6. Step 6: Final answer
    x = 393,692,252.40

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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.