Home / 112,484,034.68-168,691,509.54-39,683,790.23

Finding the Fourth Proportional to 112,484,034.68, 168,691,509.54 and 39,683,790.23

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Solution

The fourth proportional to 112,484,034.68, 168,691,509.54 and 39,683,790.23 is: 59,513,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,484,034.68 : 168,691,509.54 = 39,683,790.23 : x
  2. Step 2: Convert to fraction form
    112,484,034.68/168,691,509.54 = 39,683,790.23/x
  3. Step 3: Cross multiply
    112,484,034.68x = 168,691,509.54 × 39,683,790.23
  4. Step 4: Simplify right side
    112,484,034.68x = 6,694,318,477,323,946
  5. Step 5: Solve for x
    x = 6,694,318,477,323,946/112,484,034.68
  6. Step 6: Final answer
    x = 59,513,498.93

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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.