Home / 153,925,922.40-212,438,905.95-94,376,684.43

Finding the Fourth Proportional to 153,925,922.40, 212,438,905.95 and 94,376,684.43

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Solution

The fourth proportional to 153,925,922.40, 212,438,905.95 and 94,376,684.43 is: 130,252,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,925,922.40 : 212,438,905.95 = 94,376,684.43 : x
  2. Step 2: Convert to fraction form
    153,925,922.40/212,438,905.95 = 94,376,684.43/x
  3. Step 3: Cross multiply
    153,925,922.40x = 212,438,905.95 × 94,376,684.43
  4. Step 4: Simplify right side
    153,925,922.40x = 20,049,279,587,497,600
  5. Step 5: Solve for x
    x = 20,049,279,587,497,600/153,925,922.40
  6. Step 6: Final answer
    x = 130,252,781.82

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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.