Home / 450,513,326,358.84-621,761,688,725.88-267,611,150,628.37

Finding the Fourth Proportional to 450,513,326,358.84, 621,761,688,725.88 and 267,611,150,628.37

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Solution

The fourth proportional to 450,513,326,358.84, 621,761,688,725.88 and 267,611,150,628.37 is: 369,335,047,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,513,326,358.84 : 621,761,688,725.88 = 267,611,150,628.37 : x
  2. Step 2: Convert to fraction form
    450,513,326,358.84/621,761,688,725.88 = 267,611,150,628.37/x
  3. Step 3: Cross multiply
    450,513,326,358.84x = 621,761,688,725.88 × 267,611,150,628.37
  4. Step 4: Simplify right side
    450,513,326,358.84x = 166,390,360,936,571,184,611,328
  5. Step 5: Solve for x
    x = 166,390,360,936,571,184,611,328/450,513,326,358.84
  6. Step 6: Final answer
    x = 369,335,047,825.07

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1.5x scale

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.