Home / 364,041,813.40-546,062,720.10-210,608,891.80

Finding the Fourth Proportional to 364,041,813.40, 546,062,720.10 and 210,608,891.80

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Solution

The fourth proportional to 364,041,813.40, 546,062,720.10 and 210,608,891.80 is: 315,913,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,041,813.40 : 546,062,720.10 = 210,608,891.80 : x
  2. Step 2: Convert to fraction form
    364,041,813.40/546,062,720.10 = 210,608,891.80/x
  3. Step 3: Cross multiply
    364,041,813.40x = 546,062,720.10 × 210,608,891.80
  4. Step 4: Simplify right side
    364,041,813.40x = 115,005,664,333,554,592
  5. Step 5: Solve for x
    x = 115,005,664,333,554,592/364,041,813.40
  6. Step 6: Final answer
    x = 315,913,337.70

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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.