Home / 532,238,443.20-798,357,664.80-492,425,323.20

Finding the Fourth Proportional to 532,238,443.20, 798,357,664.80 and 492,425,323.20

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Solution

The fourth proportional to 532,238,443.20, 798,357,664.80 and 492,425,323.20 is: 738,637,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,238,443.20 : 798,357,664.80 = 492,425,323.20 : x
  2. Step 2: Convert to fraction form
    532,238,443.20/798,357,664.80 = 492,425,323.20/x
  3. Step 3: Cross multiply
    532,238,443.20x = 798,357,664.80 × 492,425,323.20
  4. Step 4: Simplify right side
    532,238,443.20x = 393,131,531,118,337,216
  5. Step 5: Solve for x
    x = 393,131,531,118,337,216/532,238,443.20
  6. Step 6: Final answer
    x = 738,637,984.80

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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.