Home / 384,913,779.30-577,370,668.95-362,238,963.30

Finding the Fourth Proportional to 384,913,779.30, 577,370,668.95 and 362,238,963.30

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Solution

The fourth proportional to 384,913,779.30, 577,370,668.95 and 362,238,963.30 is: 543,358,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,913,779.30 : 577,370,668.95 = 362,238,963.30 : x
  2. Step 2: Convert to fraction form
    384,913,779.30/577,370,668.95 = 362,238,963.30/x
  3. Step 3: Cross multiply
    384,913,779.30x = 577,370,668.95 × 362,238,963.30
  4. Step 4: Simplify right side
    384,913,779.30x = 209,146,152,560,275,520
  5. Step 5: Solve for x
    x = 209,146,152,560,275,520/384,913,779.30
  6. Step 6: Final answer
    x = 543,358,444.95

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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.