Home / 104,978,688.40-157,468,032.60-53,960,352.40

Finding the Fourth Proportional to 104,978,688.40, 157,468,032.60 and 53,960,352.40

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Solution

The fourth proportional to 104,978,688.40, 157,468,032.60 and 53,960,352.40 is: 80,940,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,978,688.40 : 157,468,032.60 = 53,960,352.40 : x
  2. Step 2: Convert to fraction form
    104,978,688.40/157,468,032.60 = 53,960,352.40/x
  3. Step 3: Cross multiply
    104,978,688.40x = 157,468,032.60 × 53,960,352.40
  4. Step 4: Simplify right side
    104,978,688.40x = 8,497,030,530,830,688
  5. Step 5: Solve for x
    x = 8,497,030,530,830,688/104,978,688.40
  6. Step 6: Final answer
    x = 80,940,528.60

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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.