Home / 384,913,508.80-577,370,263.20-362,238,692.80

Finding the Fourth Proportional to 384,913,508.80, 577,370,263.20 and 362,238,692.80

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Solution

The fourth proportional to 384,913,508.80, 577,370,263.20 and 362,238,692.80 is: 543,358,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,913,508.80 : 577,370,263.20 = 362,238,692.80 : x
  2. Step 2: Convert to fraction form
    384,913,508.80/577,370,263.20 = 362,238,692.80/x
  3. Step 3: Cross multiply
    384,913,508.80x = 577,370,263.20 × 362,238,692.80
  4. Step 4: Simplify right side
    384,913,508.80x = 209,145,849,403,159,968
  5. Step 5: Solve for x
    x = 209,145,849,403,159,968/384,913,508.80
  6. Step 6: Final answer
    x = 543,358,039.20

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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.