Home / 8,780,047,012.95-13,172,657,652.93-3,536,957,182.47

Finding the Fourth Proportional to 8,780,047,012.95, 13,172,657,652.93 and 3,536,957,182.47

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Solution

The fourth proportional to 8,780,047,012.95, 13,172,657,652.93 and 3,536,957,182.47 is: 5,306,477,975.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780,047,012.95 : 13,172,657,652.93 = 3,536,957,182.47 : x
  2. Step 2: Convert to fraction form
    8,780,047,012.95/13,172,657,652.93 = 3,536,957,182.47/x
  3. Step 3: Cross multiply
    8,780,047,012.95x = 13,172,657,652.93 × 3,536,957,182.47
  4. Step 4: Simplify right side
    8,780,047,012.95x = 46,591,126,097,749,172,224
  5. Step 5: Solve for x
    x = 46,591,126,097,749,172,224/8,780,047,012.95
  6. Step 6: Final answer
    x = 5,306,477,975.46

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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.