Home / 189,547,578.24-284,106,428.64-87,099,924.96

Finding the Fourth Proportional to 189,547,578.24, 284,106,428.64 and 87,099,924.96

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Solution

The fourth proportional to 189,547,578.24, 284,106,428.64 and 87,099,924.96 is: 130,551,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,547,578.24 : 284,106,428.64 = 87,099,924.96 : x
  2. Step 2: Convert to fraction form
    189,547,578.24/284,106,428.64 = 87,099,924.96/x
  3. Step 3: Cross multiply
    189,547,578.24x = 284,106,428.64 × 87,099,924.96
  4. Step 4: Simplify right side
    189,547,578.24x = 24,745,648,615,197,592
  5. Step 5: Solve for x
    x = 24,745,648,615,197,592/189,547,578.24
  6. Step 6: Final answer
    x = 130,551,119.91

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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.