Home / 767,088,409.52-1,150,654,052.24-249,518,851.96

Finding the Fourth Proportional to 767,088,409.52, 1,150,654,052.24 and 249,518,851.96

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Solution

The fourth proportional to 767,088,409.52, 1,150,654,052.24 and 249,518,851.96 is: 374,285,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,088,409.52 : 1,150,654,052.24 = 249,518,851.96 : x
  2. Step 2: Convert to fraction form
    767,088,409.52/1,150,654,052.24 = 249,518,851.96/x
  3. Step 3: Cross multiply
    767,088,409.52x = 1,150,654,052.24 × 249,518,851.96
  4. Step 4: Simplify right side
    767,088,409.52x = 287,109,878,118,046,688
  5. Step 5: Solve for x
    x = 287,109,878,118,046,688/767,088,409.52
  6. Step 6: Final answer
    x = 374,285,251.29

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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.