Home / 1,128,200,552.40-1,692,300,828.60-934,330,875.60

Finding the Fourth Proportional to 1,128,200,552.40, 1,692,300,828.60 and 934,330,875.60

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Solution

The fourth proportional to 1,128,200,552.40, 1,692,300,828.60 and 934,330,875.60 is: 1,401,496,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,200,552.40 : 1,692,300,828.60 = 934,330,875.60 : x
  2. Step 2: Convert to fraction form
    1,128,200,552.40/1,692,300,828.60 = 934,330,875.60/x
  3. Step 3: Cross multiply
    1,128,200,552.40x = 1,692,300,828.60 × 934,330,875.60
  4. Step 4: Simplify right side
    1,128,200,552.40x = 1,581,168,914,964,443,392
  5. Step 5: Solve for x
    x = 1,581,168,914,964,443,392/1,128,200,552.40
  6. Step 6: Final answer
    x = 1,401,496,313.40

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Double scale
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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.