Home / 101,091,421.70-151,637,132.55-97,123,328.90

Finding the Fourth Proportional to 101,091,421.70, 151,637,132.55 and 97,123,328.90

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Solution

The fourth proportional to 101,091,421.70, 151,637,132.55 and 97,123,328.90 is: 145,684,993.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,091,421.70 : 151,637,132.55 = 97,123,328.90 : x
  2. Step 2: Convert to fraction form
    101,091,421.70/151,637,132.55 = 97,123,328.90/x
  3. Step 3: Cross multiply
    101,091,421.70x = 151,637,132.55 × 97,123,328.90
  4. Step 4: Simplify right side
    101,091,421.70x = 14,727,503,098,106,548
  5. Step 5: Solve for x
    x = 14,727,503,098,106,548/101,091,421.70
  6. Step 6: Final answer
    x = 145,684,993.35

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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.