Home / 1,105,268,880,266.40-1,657,903,320,399.60-310,282,036,838.40

Finding the Fourth Proportional to 1,105,268,880,266.40, 1,657,903,320,399.60 and 310,282,036,838.40

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Solution

The fourth proportional to 1,105,268,880,266.40, 1,657,903,320,399.60 and 310,282,036,838.40 is: 465,423,055,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,268,880,266.40 : 1,657,903,320,399.60 = 310,282,036,838.40 : x
  2. Step 2: Convert to fraction form
    1,105,268,880,266.40/1,657,903,320,399.60 = 310,282,036,838.40/x
  3. Step 3: Cross multiply
    1,105,268,880,266.40x = 1,657,903,320,399.60 × 310,282,036,838.40
  4. Step 4: Simplify right side
    1,105,268,880,266.40x = 514,417,619,134,734,414,118,912
  5. Step 5: Solve for x
    x = 514,417,619,134,734,414,118,912/1,105,268,880,266.40
  6. Step 6: Final answer
    x = 465,423,055,257.60

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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.