Home / 173,951,809.02-261,116,781.04-70,392,312.52

Finding the Fourth Proportional to 173,951,809.02, 261,116,781.04 and 70,392,312.52

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Solution

The fourth proportional to 173,951,809.02, 261,116,781.04 and 70,392,312.52 is: 105,664,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,951,809.02 : 261,116,781.04 = 70,392,312.52 : x
  2. Step 2: Convert to fraction form
    173,951,809.02/261,116,781.04 = 70,392,312.52/x
  3. Step 3: Cross multiply
    173,951,809.02x = 261,116,781.04 × 70,392,312.52
  4. Step 4: Simplify right side
    173,951,809.02x = 18,380,614,054,619,288
  5. Step 5: Solve for x
    x = 18,380,614,054,619,288/173,951,809.02
  6. Step 6: Final answer
    x = 105,664,977.89

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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.