Home / 384,913,488.80-577,370,233.20-362,238,672.80

Finding the Fourth Proportional to 384,913,488.80, 577,370,233.20 and 362,238,672.80

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Solution

The fourth proportional to 384,913,488.80, 577,370,233.20 and 362,238,672.80 is: 543,358,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,913,488.80 : 577,370,233.20 = 362,238,672.80 : x
  2. Step 2: Convert to fraction form
    384,913,488.80/577,370,233.20 = 362,238,672.80/x
  3. Step 3: Cross multiply
    384,913,488.80x = 577,370,233.20 × 362,238,672.80
  4. Step 4: Simplify right side
    384,913,488.80x = 209,145,826,988,594,528
  5. Step 5: Solve for x
    x = 209,145,826,988,594,528/384,913,488.80
  6. Step 6: Final answer
    x = 543,358,009.20

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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.