Home / 102,269,952,353.60-153,404,928,530.40-74,189,460,219.20

Finding the Fourth Proportional to 102,269,952,353.60, 153,404,928,530.40 and 74,189,460,219.20

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Solution

The fourth proportional to 102,269,952,353.60, 153,404,928,530.40 and 74,189,460,219.20 is: 111,284,190,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,269,952,353.60 : 153,404,928,530.40 = 74,189,460,219.20 : x
  2. Step 2: Convert to fraction form
    102,269,952,353.60/153,404,928,530.40 = 74,189,460,219.20/x
  3. Step 3: Cross multiply
    102,269,952,353.60x = 153,404,928,530.40 × 74,189,460,219.20
  4. Step 4: Simplify right side
    102,269,952,353.60x = 11,381,028,842,635,329,011,712
  5. Step 5: Solve for x
    x = 11,381,028,842,635,329,011,712/102,269,952,353.60
  6. Step 6: Final answer
    x = 111,284,190,328.80

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1.5x scale

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.