Home / 104,357,714.40-156,387,272.40-76,849,336.80

Finding the Fourth Proportional to 104,357,714.40, 156,387,272.40 and 76,849,336.80

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Solution

The fourth proportional to 104,357,714.40, 156,387,272.40 and 76,849,336.80 is: 115,164,060.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,357,714.40 : 156,387,272.40 = 76,849,336.80 : x
  2. Step 2: Convert to fraction form
    104,357,714.40/156,387,272.40 = 76,849,336.80/x
  3. Step 3: Cross multiply
    104,357,714.40x = 156,387,272.40 × 76,849,336.80
  4. Step 4: Simplify right side
    104,357,714.40x = 12,018,258,167,900,944
  5. Step 5: Solve for x
    x = 12,018,258,167,900,944/104,357,714.40
  6. Step 6: Final answer
    x = 115,164,060.82

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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.