Home / 497,633,099.50-686,733,972.76-277,616,525.50

Finding the Fourth Proportional to 497,633,099.50, 686,733,972.76 and 277,616,525.50

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Solution

The fourth proportional to 497,633,099.50, 686,733,972.76 and 277,616,525.50 is: 383,110,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,633,099.50 : 686,733,972.76 = 277,616,525.50 : x
  2. Step 2: Convert to fraction form
    497,633,099.50/686,733,972.76 = 277,616,525.50/x
  3. Step 3: Cross multiply
    497,633,099.50x = 686,733,972.76 × 277,616,525.50
  4. Step 4: Simplify right side
    497,633,099.50x = 190,648,699,460,442,848
  5. Step 5: Solve for x
    x = 190,648,699,460,442,848/497,633,099.50
  6. Step 6: Final answer
    x = 383,110,970.01

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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.