Home / 629,860,536.40-944,790,804.60-572,464,908.40

Finding the Fourth Proportional to 629,860,536.40, 944,790,804.60 and 572,464,908.40

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Solution

The fourth proportional to 629,860,536.40, 944,790,804.60 and 572,464,908.40 is: 858,697,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,860,536.40 : 944,790,804.60 = 572,464,908.40 : x
  2. Step 2: Convert to fraction form
    629,860,536.40/944,790,804.60 = 572,464,908.40/x
  3. Step 3: Cross multiply
    629,860,536.40x = 944,790,804.60 × 572,464,908.40
  4. Step 4: Simplify right side
    629,860,536.40x = 540,859,581,412,501,312
  5. Step 5: Solve for x
    x = 540,859,581,412,501,312/629,860,536.40
  6. Step 6: Final answer
    x = 858,697,362.60

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Double scale
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Similar ratio
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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.