Home / 356,412,558.07-534,619,263.57-97,630,009.39

Finding the Fourth Proportional to 356,412,558.07, 534,619,263.57 and 97,630,009.39

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Solution

The fourth proportional to 356,412,558.07, 534,619,263.57 and 97,630,009.39 is: 146,445,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,412,558.07 : 534,619,263.57 = 97,630,009.39 : x
  2. Step 2: Convert to fraction form
    356,412,558.07/534,619,263.57 = 97,630,009.39/x
  3. Step 3: Cross multiply
    356,412,558.07x = 534,619,263.57 × 97,630,009.39
  4. Step 4: Simplify right side
    356,412,558.07x = 52,194,883,722,413,984
  5. Step 5: Solve for x
    x = 52,194,883,722,413,984/356,412,558.07
  6. Step 6: Final answer
    x = 146,445,130.90

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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.