Home / 111,429,465.03-167,056,289.91-70,402,427.46

Finding the Fourth Proportional to 111,429,465.03, 167,056,289.91 and 70,402,427.46

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Solution

The fourth proportional to 111,429,465.03, 167,056,289.91 and 70,402,427.46 is: 105,548,100.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,429,465.03 : 167,056,289.91 = 70,402,427.46 : x
  2. Step 2: Convert to fraction form
    111,429,465.03/167,056,289.91 = 70,402,427.46/x
  3. Step 3: Cross multiply
    111,429,465.03x = 167,056,289.91 × 70,402,427.46
  4. Step 4: Simplify right side
    111,429,465.03x = 11,761,168,332,125,504
  5. Step 5: Solve for x
    x = 11,761,168,332,125,504/111,429,465.03
  6. Step 6: Final answer
    x = 105,548,100.13

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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.