Home / 563,436,000.80-845,154,001.20-154,533,485.60

Finding the Fourth Proportional to 563,436,000.80, 845,154,001.20 and 154,533,485.60

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Solution

The fourth proportional to 563,436,000.80, 845,154,001.20 and 154,533,485.60 is: 231,800,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,436,000.80 : 845,154,001.20 = 154,533,485.60 : x
  2. Step 2: Convert to fraction form
    563,436,000.80/845,154,001.20 = 154,533,485.60/x
  3. Step 3: Cross multiply
    563,436,000.80x = 845,154,001.20 × 154,533,485.60
  4. Step 4: Simplify right side
    563,436,000.80x = 130,604,593,674,222,592
  5. Step 5: Solve for x
    x = 130,604,593,674,222,592/563,436,000.80
  6. Step 6: Final answer
    x = 231,800,228.40

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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.