Home / 852,529,563.45-1,278,794,345.18-577,030,549.05

Finding the Fourth Proportional to 852,529,563.45, 1,278,794,345.18 and 577,030,549.05

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Solution

The fourth proportional to 852,529,563.45, 1,278,794,345.18 and 577,030,549.05 is: 865,545,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,529,563.45 : 1,278,794,345.18 = 577,030,549.05 : x
  2. Step 2: Convert to fraction form
    852,529,563.45/1,278,794,345.18 = 577,030,549.05/x
  3. Step 3: Cross multiply
    852,529,563.45x = 1,278,794,345.18 × 577,030,549.05
  4. Step 4: Simplify right side
    852,529,563.45x = 737,903,403,118,365,440
  5. Step 5: Solve for x
    x = 737,903,403,118,365,440/852,529,563.45
  6. Step 6: Final answer
    x = 865,545,823.58

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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.