Home / 3,545,871,860.40-5,318,807,790.60-1,709,211,764.40

Finding the Fourth Proportional to 3,545,871,860.40, 5,318,807,790.60 and 1,709,211,764.40

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Solution

The fourth proportional to 3,545,871,860.40, 5,318,807,790.60 and 1,709,211,764.40 is: 2,563,817,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,871,860.40 : 5,318,807,790.60 = 1,709,211,764.40 : x
  2. Step 2: Convert to fraction form
    3,545,871,860.40/5,318,807,790.60 = 1,709,211,764.40/x
  3. Step 3: Cross multiply
    3,545,871,860.40x = 5,318,807,790.60 × 1,709,211,764.40
  4. Step 4: Simplify right side
    3,545,871,860.40x = 9,090,968,848,275,893,248
  5. Step 5: Solve for x
    x = 9,090,968,848,275,893,248/3,545,871,860.40
  6. Step 6: Final answer
    x = 2,563,817,646.60

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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.