Home / 93,403,742.40-140,211,901.80-55,086,846.30

Finding the Fourth Proportional to 93,403,742.40, 140,211,901.80 and 55,086,846.30

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Solution

The fourth proportional to 93,403,742.40, 140,211,901.80 and 55,086,846.30 is: 82,692,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,403,742.40 : 140,211,901.80 = 55,086,846.30 : x
  2. Step 2: Convert to fraction form
    93,403,742.40/140,211,901.80 = 55,086,846.30/x
  3. Step 3: Cross multiply
    93,403,742.40x = 140,211,901.80 × 55,086,846.30
  4. Step 4: Simplify right side
    93,403,742.40x = 7,723,831,483,887,294
  5. Step 5: Solve for x
    x = 7,723,831,483,887,294/93,403,742.40
  6. Step 6: Final answer
    x = 82,692,955.18

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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.