Home / 141,124,472.12-211,648,916.81-38,864,201.24

Finding the Fourth Proportional to 141,124,472.12, 211,648,916.81 and 38,864,201.24

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Solution

The fourth proportional to 141,124,472.12, 211,648,916.81 and 38,864,201.24 is: 58,285,894.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,124,472.12 : 211,648,916.81 = 38,864,201.24 : x
  2. Step 2: Convert to fraction form
    141,124,472.12/211,648,916.81 = 38,864,201.24/x
  3. Step 3: Cross multiply
    141,124,472.12x = 211,648,916.81 × 38,864,201.24
  4. Step 4: Simplify right side
    141,124,472.12x = 8,225,566,094,937,539
  5. Step 5: Solve for x
    x = 8,225,566,094,937,539/141,124,472.12
  6. Step 6: Final answer
    x = 58,285,894.51

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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.