Home / 287,186,067.02-430,452,328.10-174,763,962.52

Finding the Fourth Proportional to 287,186,067.02, 430,452,328.10 and 174,763,962.52

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Solution

The fourth proportional to 287,186,067.02, 430,452,328.10 and 174,763,962.52 is: 261,947,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,186,067.02 : 430,452,328.10 = 174,763,962.52 : x
  2. Step 2: Convert to fraction form
    287,186,067.02/430,452,328.10 = 174,763,962.52/x
  3. Step 3: Cross multiply
    287,186,067.02x = 430,452,328.10 × 174,763,962.52
  4. Step 4: Simplify right side
    287,186,067.02x = 75,227,554,532,765,200
  5. Step 5: Solve for x
    x = 75,227,554,532,765,200/287,186,067.02
  6. Step 6: Final answer
    x = 261,947,089.96

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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.