Home / 220,271,909.12-304,286,075.52-176,509,617.92

Finding the Fourth Proportional to 220,271,909.12, 304,286,075.52 and 176,509,617.92

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Solution

The fourth proportional to 220,271,909.12, 304,286,075.52 and 176,509,617.92 is: 243,832,357.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,271,909.12 : 304,286,075.52 = 176,509,617.92 : x
  2. Step 2: Convert to fraction form
    220,271,909.12/304,286,075.52 = 176,509,617.92/x
  3. Step 3: Cross multiply
    220,271,909.12x = 304,286,075.52 × 176,509,617.92
  4. Step 4: Simplify right side
    220,271,909.12x = 53,709,418,928,411,456
  5. Step 5: Solve for x
    x = 53,709,418,928,411,456/220,271,909.12
  6. Step 6: Final answer
    x = 243,832,357.67

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Why These Related Problems?

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