Home / 131,928,031.02-182,076,829.19-76,173,357.83

Finding the Fourth Proportional to 131,928,031.02, 182,076,829.19 and 76,173,357.83

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Solution

The fourth proportional to 131,928,031.02, 182,076,829.19 and 76,173,357.83 is: 105,128,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,928,031.02 : 182,076,829.19 = 76,173,357.83 : x
  2. Step 2: Convert to fraction form
    131,928,031.02/182,076,829.19 = 76,173,357.83/x
  3. Step 3: Cross multiply
    131,928,031.02x = 182,076,829.19 × 76,173,357.83
  4. Step 4: Simplify right side
    131,928,031.02x = 13,869,403,461,436,058
  5. Step 5: Solve for x
    x = 13,869,403,461,436,058/131,928,031.02
  6. Step 6: Final answer
    x = 105,128,556.49

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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.