Home / 154,894,782.14-232,196,103.43-77,098,133.17

Finding the Fourth Proportional to 154,894,782.14, 232,196,103.43 and 77,098,133.17

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Solution

The fourth proportional to 154,894,782.14, 232,196,103.43 and 77,098,133.17 is: 115,574,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,894,782.14 : 232,196,103.43 = 77,098,133.17 : x
  2. Step 2: Convert to fraction form
    154,894,782.14/232,196,103.43 = 77,098,133.17/x
  3. Step 3: Cross multiply
    154,894,782.14x = 232,196,103.43 × 77,098,133.17
  4. Step 4: Simplify right side
    154,894,782.14x = 17,901,886,103,898,734
  5. Step 5: Solve for x
    x = 17,901,886,103,898,734/154,894,782.14
  6. Step 6: Final answer
    x = 115,574,494.22

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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.