Home / 267,106,345,338.80-400,659,518,008.20-90,442,602,354.80

Finding the Fourth Proportional to 267,106,345,338.80, 400,659,518,008.20 and 90,442,602,354.80

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Solution

The fourth proportional to 267,106,345,338.80, 400,659,518,008.20 and 90,442,602,354.80 is: 135,663,903,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,106,345,338.80 : 400,659,518,008.20 = 90,442,602,354.80 : x
  2. Step 2: Convert to fraction form
    267,106,345,338.80/400,659,518,008.20 = 90,442,602,354.80/x
  3. Step 3: Cross multiply
    267,106,345,338.80x = 400,659,518,008.20 × 90,442,602,354.80
  4. Step 4: Simplify right side
    267,106,345,338.80x = 36,236,689,466,881,464,074,240
  5. Step 5: Solve for x
    x = 36,236,689,466,881,464,074,240/267,106,345,338.80
  6. Step 6: Final answer
    x = 135,663,903,532.20

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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.