Home / 315,657,001.34-473,510,745.50-108,311,973.69

Finding the Fourth Proportional to 315,657,001.34, 473,510,745.50 and 108,311,973.69

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Solution

The fourth proportional to 315,657,001.34, 473,510,745.50 and 108,311,973.69 is: 162,476,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,657,001.34 : 473,510,745.50 = 108,311,973.69 : x
  2. Step 2: Convert to fraction form
    315,657,001.34/473,510,745.50 = 108,311,973.69/x
  3. Step 3: Cross multiply
    315,657,001.34x = 473,510,745.50 × 108,311,973.69
  4. Step 4: Simplify right side
    315,657,001.34x = 51,286,883,406,069,240
  5. Step 5: Solve for x
    x = 51,286,883,406,069,240/315,657,001.34
  6. Step 6: Final answer
    x = 162,476,622.37

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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.