Home / 359,396,075.60-539,094,113.40-345,287,301.20

Finding the Fourth Proportional to 359,396,075.60, 539,094,113.40 and 345,287,301.20

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Solution

The fourth proportional to 359,396,075.60, 539,094,113.40 and 345,287,301.20 is: 517,930,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,396,075.60 : 539,094,113.40 = 345,287,301.20 : x
  2. Step 2: Convert to fraction form
    359,396,075.60/539,094,113.40 = 345,287,301.20/x
  3. Step 3: Cross multiply
    359,396,075.60x = 539,094,113.40 × 345,287,301.20
  4. Step 4: Simplify right side
    359,396,075.60x = 186,142,351,508,692,736
  5. Step 5: Solve for x
    x = 186,142,351,508,692,736/359,396,075.60
  6. Step 6: Final answer
    x = 517,930,951.80

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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.