Home / 77,689,943.20-116,492,924.40-32,256,330.40

Finding the Fourth Proportional to 77,689,943.20, 116,492,924.40 and 32,256,330.40

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Solution

The fourth proportional to 77,689,943.20, 116,492,924.40 and 32,256,330.40 is: 48,367,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,689,943.20 : 116,492,924.40 = 32,256,330.40 : x
  2. Step 2: Convert to fraction form
    77,689,943.20/116,492,924.40 = 32,256,330.40/x
  3. Step 3: Cross multiply
    77,689,943.20x = 116,492,924.40 × 32,256,330.40
  4. Step 4: Simplify right side
    77,689,943.20x = 3,757,634,258,708,622
  5. Step 5: Solve for x
    x = 3,757,634,258,708,622/77,689,943.20
  6. Step 6: Final answer
    x = 48,367,061.47

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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.