Home / 72,884,893.02-100,577,205.27-40,287,745.50

Finding the Fourth Proportional to 72,884,893.02, 100,577,205.27 and 40,287,745.50

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Solution

The fourth proportional to 72,884,893.02, 100,577,205.27 and 40,287,745.50 is: 55,594,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,884,893.02 : 100,577,205.27 = 40,287,745.50 : x
  2. Step 2: Convert to fraction form
    72,884,893.02/100,577,205.27 = 40,287,745.50/x
  3. Step 3: Cross multiply
    72,884,893.02x = 100,577,205.27 × 40,287,745.50
  4. Step 4: Simplify right side
    72,884,893.02x = 4,052,028,849,019,018.50
  5. Step 5: Solve for x
    x = 4,052,028,849,019,018.50/72,884,893.02
  6. Step 6: Final answer
    x = 55,594,907.00

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.