Home / 129,080,063.05-178,125,303.96-70,341,476.26

Finding the Fourth Proportional to 129,080,063.05, 178,125,303.96 and 70,341,476.26

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Solution

The fourth proportional to 129,080,063.05, 178,125,303.96 and 70,341,476.26 is: 97,068,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,080,063.05 : 178,125,303.96 = 70,341,476.26 : x
  2. Step 2: Convert to fraction form
    129,080,063.05/178,125,303.96 = 70,341,476.26/x
  3. Step 3: Cross multiply
    129,080,063.05x = 178,125,303.96 × 70,341,476.26
  4. Step 4: Simplify right side
    129,080,063.05x = 12,529,596,839,807,626
  5. Step 5: Solve for x
    x = 12,529,596,839,807,626/129,080,063.05
  6. Step 6: Final answer
    x = 97,068,412.76

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