Home / 130,880,877.99-180,623,692.58-72,143,410.83

Finding the Fourth Proportional to 130,880,877.99, 180,623,692.58 and 72,143,410.83

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Solution

The fourth proportional to 130,880,877.99, 180,623,692.58 and 72,143,410.83 is: 99,562,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,880,877.99 : 180,623,692.58 = 72,143,410.83 : x
  2. Step 2: Convert to fraction form
    130,880,877.99/180,623,692.58 = 72,143,410.83/x
  3. Step 3: Cross multiply
    130,880,877.99x = 180,623,692.58 × 72,143,410.83
  4. Step 4: Simplify right side
    130,880,877.99x = 13,030,809,259,069,844
  5. Step 5: Solve for x
    x = 13,030,809,259,069,844/130,880,877.99
  6. Step 6: Final answer
    x = 99,562,361.28

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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.