Home / 107,876,551.12-148,910,123.59-70,709,225.60

Finding the Fourth Proportional to 107,876,551.12, 148,910,123.59 and 70,709,225.60

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Solution

The fourth proportional to 107,876,551.12, 148,910,123.59 and 70,709,225.60 is: 97,605,266.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,876,551.12 : 148,910,123.59 = 70,709,225.60 : x
  2. Step 2: Convert to fraction form
    107,876,551.12/148,910,123.59 = 70,709,225.60/x
  3. Step 3: Cross multiply
    107,876,551.12x = 148,910,123.59 × 70,709,225.60
  4. Step 4: Simplify right side
    107,876,551.12x = 10,529,319,523,244,696
  5. Step 5: Solve for x
    x = 10,529,319,523,244,696/107,876,551.12
  6. Step 6: Final answer
    x = 97,605,266.52

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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.