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Finding the Fourth Proportional to 595,158,403.60, 891,145,080.60 and 378,575,030.80

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Solution

The fourth proportional to 595,158,403.60, 891,145,080.60 and 378,575,030.80 is: 566,849,555.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,158,403.60 : 891,145,080.60 = 378,575,030.80 : x
  2. Step 2: Convert to fraction form
    595,158,403.60/891,145,080.60 = 378,575,030.80/x
  3. Step 3: Cross multiply
    595,158,403.60x = 891,145,080.60 × 378,575,030.80
  4. Step 4: Simplify right side
    595,158,403.60x = 337,365,276,335,413,504
  5. Step 5: Solve for x
    x = 337,365,276,335,413,504/595,158,403.60
  6. Step 6: Final answer
    x = 566,849,555.17

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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.