Home / 354,817,688.40-532,301,182.20-150,240,459.60

Finding the Fourth Proportional to 354,817,688.40, 532,301,182.20 and 150,240,459.60

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Solution

The fourth proportional to 354,817,688.40, 532,301,182.20 and 150,240,459.60 is: 225,392,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,817,688.40 : 532,301,182.20 = 150,240,459.60 : x
  2. Step 2: Convert to fraction form
    354,817,688.40/532,301,182.20 = 150,240,459.60/x
  3. Step 3: Cross multiply
    354,817,688.40x = 532,301,182.20 × 150,240,459.60
  4. Step 4: Simplify right side
    354,817,688.40x = 79,973,174,259,351,328
  5. Step 5: Solve for x
    x = 79,973,174,259,351,328/354,817,688.40
  6. Step 6: Final answer
    x = 225,392,298.28

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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.