Home / 531,962,023.40-797,943,035.10-509,287,207.40

Finding the Fourth Proportional to 531,962,023.40, 797,943,035.10 and 509,287,207.40

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Solution

The fourth proportional to 531,962,023.40, 797,943,035.10 and 509,287,207.40 is: 763,930,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,962,023.40 : 797,943,035.10 = 509,287,207.40 : x
  2. Step 2: Convert to fraction form
    531,962,023.40/797,943,035.10 = 509,287,207.40/x
  3. Step 3: Cross multiply
    531,962,023.40x = 797,943,035.10 × 509,287,207.40
  4. Step 4: Simplify right side
    531,962,023.40x = 406,382,180,010,359,168
  5. Step 5: Solve for x
    x = 406,382,180,010,359,168/531,962,023.40
  6. Step 6: Final answer
    x = 763,930,811.10

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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.