Home / 623,714,818.38-860,588,844.44-369,269,831.16

Finding the Fourth Proportional to 623,714,818.38, 860,588,844.44 and 369,269,831.16

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Solution

The fourth proportional to 623,714,818.38, 860,588,844.44 and 369,269,831.16 is: 509,510,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,714,818.38 : 860,588,844.44 = 369,269,831.16 : x
  2. Step 2: Convert to fraction form
    623,714,818.38/860,588,844.44 = 369,269,831.16/x
  3. Step 3: Cross multiply
    623,714,818.38x = 860,588,844.44 × 369,269,831.16
  4. Step 4: Simplify right side
    623,714,818.38x = 317,789,497,285,118,784
  5. Step 5: Solve for x
    x = 317,789,497,285,118,784/623,714,818.38
  6. Step 6: Final answer
    x = 509,510,898.13

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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.