Home / 10,815,928,466.64-14,891,291,366.24-8,434,009,904.64

Finding the Fourth Proportional to 10,815,928,466.64, 14,891,291,366.24 and 8,434,009,904.64

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Solution

The fourth proportional to 10,815,928,466.64, 14,891,291,366.24 and 8,434,009,904.64 is: 11,611,883,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815,928,466.64 : 14,891,291,366.24 = 8,434,009,904.64 : x
  2. Step 2: Convert to fraction form
    10,815,928,466.64/14,891,291,366.24 = 8,434,009,904.64/x
  3. Step 3: Cross multiply
    10,815,928,466.64x = 14,891,291,366.24 × 8,434,009,904.64
  4. Step 4: Simplify right side
    10,815,928,466.64x = 125,593,298,875,748,286,464
  5. Step 5: Solve for x
    x = 125,593,298,875,748,286,464/10,815,928,466.64
  6. Step 6: Final answer
    x = 11,611,883,275.96

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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.