Home / 82,714,497.90-124,076,412.45-25,208,645.10

Finding the Fourth Proportional to 82,714,497.90, 124,076,412.45 and 25,208,645.10

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Solution

The fourth proportional to 82,714,497.90, 124,076,412.45 and 25,208,645.10 is: 37,814,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,714,497.90 : 124,076,412.45 = 25,208,645.10 : x
  2. Step 2: Convert to fraction form
    82,714,497.90/124,076,412.45 = 25,208,645.10/x
  3. Step 3: Cross multiply
    82,714,497.90x = 124,076,412.45 × 25,208,645.10
  4. Step 4: Simplify right side
    82,714,497.90x = 3,127,798,246,733,272
  5. Step 5: Solve for x
    x = 3,127,798,246,733,272/82,714,497.90
  6. Step 6: Final answer
    x = 37,814,389.57

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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.