Home / 153,925,921.40-212,438,904.57-94,376,683.43

Finding the Fourth Proportional to 153,925,921.40, 212,438,904.57 and 94,376,683.43

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Solution

The fourth proportional to 153,925,921.40, 212,438,904.57 and 94,376,683.43 is: 130,252,780.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,925,921.40 : 212,438,904.57 = 94,376,683.43 : x
  2. Step 2: Convert to fraction form
    153,925,921.40/212,438,904.57 = 94,376,683.43/x
  3. Step 3: Cross multiply
    153,925,921.40x = 212,438,904.57 × 94,376,683.43
  4. Step 4: Simplify right side
    153,925,921.40x = 20,049,279,243,756,676
  5. Step 5: Solve for x
    x = 20,049,279,243,756,676/153,925,921.40
  6. Step 6: Final answer
    x = 130,252,780.44

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Why These Related Problems?

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