Home / 56,148,907.60-84,223,361.40-53,916,855.40

Finding the Fourth Proportional to 56,148,907.60, 84,223,361.40 and 53,916,855.40

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Solution

The fourth proportional to 56,148,907.60, 84,223,361.40 and 53,916,855.40 is: 80,875,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,148,907.60 : 84,223,361.40 = 53,916,855.40 : x
  2. Step 2: Convert to fraction form
    56,148,907.60/84,223,361.40 = 53,916,855.40/x
  3. Step 3: Cross multiply
    56,148,907.60x = 84,223,361.40 × 53,916,855.40
  4. Step 4: Simplify right side
    56,148,907.60x = 4,541,058,797,905,742
  5. Step 5: Solve for x
    x = 4,541,058,797,905,742/56,148,907.60
  6. Step 6: Final answer
    x = 80,875,283.10

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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.