Home / 15,749,308,494.45-21,733,615,740.24-8,708,537,381.49

Finding the Fourth Proportional to 15,749,308,494.45, 21,733,615,740.24 and 8,708,537,381.49

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Solution

The fourth proportional to 15,749,308,494.45, 21,733,615,740.24 and 8,708,537,381.49 is: 12,017,543,829.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749,308,494.45 : 21,733,615,740.24 = 8,708,537,381.49 : x
  2. Step 2: Convert to fraction form
    15,749,308,494.45/21,733,615,740.24 = 8,708,537,381.49/x
  3. Step 3: Cross multiply
    15,749,308,494.45x = 21,733,615,740.24 × 8,708,537,381.49
  4. Step 4: Simplify right side
    15,749,308,494.45x = 189,268,005,108,819,492,864
  5. Step 5: Solve for x
    x = 189,268,005,108,819,492,864/15,749,308,494.45
  6. Step 6: Final answer
    x = 12,017,543,829.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.