Home / 384,913,125.80-577,369,688.70-362,238,309.80

Finding the Fourth Proportional to 384,913,125.80, 577,369,688.70 and 362,238,309.80

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Solution

The fourth proportional to 384,913,125.80, 577,369,688.70 and 362,238,309.80 is: 543,357,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,913,125.80 : 577,369,688.70 = 362,238,309.80 : x
  2. Step 2: Convert to fraction form
    384,913,125.80/577,369,688.70 = 362,238,309.80/x
  3. Step 3: Cross multiply
    384,913,125.80x = 577,369,688.70 × 362,238,309.80
  4. Step 4: Simplify right side
    384,913,125.80x = 209,145,420,164,440,192
  5. Step 5: Solve for x
    x = 209,145,420,164,440,192/384,913,125.80
  6. Step 6: Final answer
    x = 543,357,464.70

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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.