Home / 980,316,039.40-1,470,474,059.10-873,177,533.80

Finding the Fourth Proportional to 980,316,039.40, 1,470,474,059.10 and 873,177,533.80

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Solution

The fourth proportional to 980,316,039.40, 1,470,474,059.10 and 873,177,533.80 is: 1,309,766,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,316,039.40 : 1,470,474,059.10 = 873,177,533.80 : x
  2. Step 2: Convert to fraction form
    980,316,039.40/1,470,474,059.10 = 873,177,533.80/x
  3. Step 3: Cross multiply
    980,316,039.40x = 1,470,474,059.10 × 873,177,533.80
  4. Step 4: Simplify right side
    980,316,039.40x = 1,283,984,912,441,813,248
  5. Step 5: Solve for x
    x = 1,283,984,912,441,813,248/980,316,039.40
  6. Step 6: Final answer
    x = 1,309,766,300.70

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1.5x scale

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.