Home / 356,561,743.60-534,842,615.40-97,803,120.70

Finding the Fourth Proportional to 356,561,743.60, 534,842,615.40 and 97,803,120.70

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Solution

The fourth proportional to 356,561,743.60, 534,842,615.40 and 97,803,120.70 is: 146,704,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,561,743.60 : 534,842,615.40 = 97,803,120.70 : x
  2. Step 2: Convert to fraction form
    356,561,743.60/534,842,615.40 = 97,803,120.70/x
  3. Step 3: Cross multiply
    356,561,743.60x = 534,842,615.40 × 97,803,120.70
  4. Step 4: Simplify right side
    356,561,743.60x = 52,309,276,869,469,880
  5. Step 5: Solve for x
    x = 52,309,276,869,469,880/356,561,743.60
  6. Step 6: Final answer
    x = 146,704,681.05

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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.