Home / 472,804,356.30-708,249,940.65-327,402,098.70

Finding the Fourth Proportional to 472,804,356.30, 708,249,940.65 and 327,402,098.70

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Solution

The fourth proportional to 472,804,356.30, 708,249,940.65 and 327,402,098.70 is: 490,440,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,804,356.30 : 708,249,940.65 = 327,402,098.70 : x
  2. Step 2: Convert to fraction form
    472,804,356.30/708,249,940.65 = 327,402,098.70/x
  3. Step 3: Cross multiply
    472,804,356.30x = 708,249,940.65 × 327,402,098.70
  4. Step 4: Simplify right side
    472,804,356.30x = 231,882,516,972,960,416
  5. Step 5: Solve for x
    x = 231,882,516,972,960,416/472,804,356.30
  6. Step 6: Final answer
    x = 490,440,737.03

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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.