Home / 173,201,981.76-239,018,714.64-103,587,351.84

Finding the Fourth Proportional to 173,201,981.76, 239,018,714.64 and 103,587,351.84

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Solution

The fourth proportional to 173,201,981.76, 239,018,714.64 and 103,587,351.84 is: 142,950,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,201,981.76 : 239,018,714.64 = 103,587,351.84 : x
  2. Step 2: Convert to fraction form
    173,201,981.76/239,018,714.64 = 103,587,351.84/x
  3. Step 3: Cross multiply
    173,201,981.76x = 239,018,714.64 × 103,587,351.84
  4. Step 4: Simplify right side
    173,201,981.76x = 24,759,315,689,758,240
  5. Step 5: Solve for x
    x = 24,759,315,689,758,240/173,201,981.76
  6. Step 6: Final answer
    x = 142,950,533.46

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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.