Home / 580,919,878.59-871,550,780.43-187,439,323.50

Finding the Fourth Proportional to 580,919,878.59, 871,550,780.43 and 187,439,323.50

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Solution

The fourth proportional to 580,919,878.59, 871,550,780.43 and 187,439,323.50 is: 281,214,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,919,878.59 : 871,550,780.43 = 187,439,323.50 : x
  2. Step 2: Convert to fraction form
    580,919,878.59/871,550,780.43 = 187,439,323.50/x
  3. Step 3: Cross multiply
    580,919,878.59x = 871,550,780.43 × 187,439,323.50
  4. Step 4: Simplify right side
    580,919,878.59x = 163,362,888,679,696,224
  5. Step 5: Solve for x
    x = 163,362,888,679,696,224/580,919,878.59
  6. Step 6: Final answer
    x = 281,214,147.94

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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.