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Finding the Fourth Proportional to 562,464,000.60, 843,696,000.90 and 505,210,090.20

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Solution

The fourth proportional to 562,464,000.60, 843,696,000.90 and 505,210,090.20 is: 757,815,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,464,000.60 : 843,696,000.90 = 505,210,090.20 : x
  2. Step 2: Convert to fraction form
    562,464,000.60/843,696,000.90 = 505,210,090.20/x
  3. Step 3: Cross multiply
    562,464,000.60x = 843,696,000.90 × 505,210,090.20
  4. Step 4: Simplify right side
    562,464,000.60x = 426,243,732,716,068,288
  5. Step 5: Solve for x
    x = 426,243,732,716,068,288/562,464,000.60
  6. Step 6: Final answer
    x = 757,815,135.30

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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.