Home / 286,303,237.08-429,422,695.08-79,071,108.52

Finding the Fourth Proportional to 286,303,237.08, 429,422,695.08 and 79,071,108.52

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Solution

The fourth proportional to 286,303,237.08, 429,422,695.08 and 79,071,108.52 is: 118,597,780.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,303,237.08 : 429,422,695.08 = 79,071,108.52 : x
  2. Step 2: Convert to fraction form
    286,303,237.08/429,422,695.08 = 79,071,108.52/x
  3. Step 3: Cross multiply
    286,303,237.08x = 429,422,695.08 × 79,071,108.52
  4. Step 4: Simplify right side
    286,303,237.08x = 33,954,928,523,621,548
  5. Step 5: Solve for x
    x = 33,954,928,523,621,548/286,303,237.08
  6. Step 6: Final answer
    x = 118,597,780.70

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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.