Home / 112,704,041.30-169,119,047.55-47,996,834.90

Finding the Fourth Proportional to 112,704,041.30, 169,119,047.55 and 47,996,834.90

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Solution

The fourth proportional to 112,704,041.30, 169,119,047.55 and 47,996,834.90 is: 72,022,075.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,704,041.30 : 169,119,047.55 = 47,996,834.90 : x
  2. Step 2: Convert to fraction form
    112,704,041.30/169,119,047.55 = 47,996,834.90/x
  3. Step 3: Cross multiply
    112,704,041.30x = 169,119,047.55 × 47,996,834.90
  4. Step 4: Simplify right side
    112,704,041.30x = 8,117,179,003,702,600
  5. Step 5: Solve for x
    x = 8,117,179,003,702,600/112,704,041.30
  6. Step 6: Final answer
    x = 72,022,075.78

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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.