Home / 286,462,041.72-429,387,136.74-163,375,323.81

Finding the Fourth Proportional to 286,462,041.72, 429,387,136.74 and 163,375,323.81

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Solution

The fourth proportional to 286,462,041.72, 429,387,136.74 and 163,375,323.81 is: 244,888,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,462,041.72 : 429,387,136.74 = 163,375,323.81 : x
  2. Step 2: Convert to fraction form
    286,462,041.72/429,387,136.74 = 163,375,323.81/x
  3. Step 3: Cross multiply
    286,462,041.72x = 429,387,136.74 × 163,375,323.81
  4. Step 4: Simplify right side
    286,462,041.72x = 70,151,262,504,746,248
  5. Step 5: Solve for x
    x = 70,151,262,504,746,248/286,462,041.72
  6. Step 6: Final answer
    x = 244,888,509.78

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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.