Home / 107,618,033.07-148,537,109.28-70,426,765.62

Finding the Fourth Proportional to 107,618,033.07, 148,537,109.28 and 70,426,765.62

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Solution

The fourth proportional to 107,618,033.07, 148,537,109.28 and 70,426,765.62 is: 97,204,788.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,618,033.07 : 148,537,109.28 = 70,426,765.62 : x
  2. Step 2: Convert to fraction form
    107,618,033.07/148,537,109.28 = 70,426,765.62/x
  3. Step 3: Cross multiply
    107,618,033.07x = 148,537,109.28 × 70,426,765.62
  4. Step 4: Simplify right side
    107,618,033.07x = 10,460,988,181,134,888
  5. Step 5: Solve for x
    x = 10,460,988,181,134,888/107,618,033.07
  6. Step 6: Final answer
    x = 97,204,788.85

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1.5x scale

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.