Home / 112,704,029.80-169,119,030.30-47,996,823.40

Finding the Fourth Proportional to 112,704,029.80, 169,119,030.30 and 47,996,823.40

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Solution

The fourth proportional to 112,704,029.80, 169,119,030.30 and 47,996,823.40 is: 72,022,058.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,704,029.80 : 169,119,030.30 = 47,996,823.40 : x
  2. Step 2: Convert to fraction form
    112,704,029.80/169,119,030.30 = 47,996,823.40/x
  3. Step 3: Cross multiply
    112,704,029.80x = 169,119,030.30 × 47,996,823.40
  4. Step 4: Simplify right side
    112,704,029.80x = 8,117,176,230,888,349
  5. Step 5: Solve for x
    x = 8,117,176,230,888,349/112,704,029.80
  6. Step 6: Final answer
    x = 72,022,058.53

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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.