Home / 145,313,059.34-200,323,657.22-114,319,400.78

Finding the Fourth Proportional to 145,313,059.34, 200,323,657.22 and 114,319,400.78

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Solution

The fourth proportional to 145,313,059.34, 200,323,657.22 and 114,319,400.78 is: 157,596,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,313,059.34 : 200,323,657.22 = 114,319,400.78 : x
  2. Step 2: Convert to fraction form
    145,313,059.34/200,323,657.22 = 114,319,400.78/x
  3. Step 3: Cross multiply
    145,313,059.34x = 200,323,657.22 × 114,319,400.78
  4. Step 4: Simplify right side
    145,313,059.34x = 22,900,880,455,448,520
  5. Step 5: Solve for x
    x = 22,900,880,455,448,520/145,313,059.34
  6. Step 6: Final answer
    x = 157,596,850.27

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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.