Home / 473,364,830.80-710,047,246.20-387,271,388.80

Finding the Fourth Proportional to 473,364,830.80, 710,047,246.20 and 387,271,388.80

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Solution

The fourth proportional to 473,364,830.80, 710,047,246.20 and 387,271,388.80 is: 580,907,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,364,830.80 : 710,047,246.20 = 387,271,388.80 : x
  2. Step 2: Convert to fraction form
    473,364,830.80/710,047,246.20 = 387,271,388.80/x
  3. Step 3: Cross multiply
    473,364,830.80x = 710,047,246.20 × 387,271,388.80
  4. Step 4: Simplify right side
    473,364,830.80x = 274,980,983,149,489,536
  5. Step 5: Solve for x
    x = 274,980,983,149,489,536/473,364,830.80
  6. Step 6: Final answer
    x = 580,907,083.20

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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.