Home / 296,679,886.40-445,019,829.60-194,503,246.40

Finding the Fourth Proportional to 296,679,886.40, 445,019,829.60 and 194,503,246.40

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Solution

The fourth proportional to 296,679,886.40, 445,019,829.60 and 194,503,246.40 is: 291,754,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,679,886.40 : 445,019,829.60 = 194,503,246.40 : x
  2. Step 2: Convert to fraction form
    296,679,886.40/445,019,829.60 = 194,503,246.40/x
  3. Step 3: Cross multiply
    296,679,886.40x = 445,019,829.60 × 194,503,246.40
  4. Step 4: Simplify right side
    296,679,886.40x = 86,557,801,569,574,816
  5. Step 5: Solve for x
    x = 86,557,801,569,574,816/296,679,886.40
  6. Step 6: Final answer
    x = 291,754,869.60

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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.