Home / 245,659,664,501.70-368,489,496,752.55-160,438,636,047.30

Finding the Fourth Proportional to 245,659,664,501.70, 368,489,496,752.55 and 160,438,636,047.30

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Solution

The fourth proportional to 245,659,664,501.70, 368,489,496,752.55 and 160,438,636,047.30 is: 240,657,954,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,659,664,501.70 : 368,489,496,752.55 = 160,438,636,047.30 : x
  2. Step 2: Convert to fraction form
    245,659,664,501.70/368,489,496,752.55 = 160,438,636,047.30/x
  3. Step 3: Cross multiply
    245,659,664,501.70x = 368,489,496,752.55 × 160,438,636,047.30
  4. Step 4: Simplify right side
    245,659,664,501.70x = 59,119,952,256,735,100,534,784
  5. Step 5: Solve for x
    x = 59,119,952,256,735,100,534,784/245,659,664,501.70
  6. Step 6: Final answer
    x = 240,657,954,070.95

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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.