Home / 1,889,584,630.20-2,834,376,945.30-579,688,853.40

Finding the Fourth Proportional to 1,889,584,630.20, 2,834,376,945.30 and 579,688,853.40

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Solution

The fourth proportional to 1,889,584,630.20, 2,834,376,945.30 and 579,688,853.40 is: 869,533,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,584,630.20 : 2,834,376,945.30 = 579,688,853.40 : x
  2. Step 2: Convert to fraction form
    1,889,584,630.20/2,834,376,945.30 = 579,688,853.40/x
  3. Step 3: Cross multiply
    1,889,584,630.20x = 2,834,376,945.30 × 579,688,853.40
  4. Step 4: Simplify right side
    1,889,584,630.20x = 1,643,056,721,524,351,488
  5. Step 5: Solve for x
    x = 1,643,056,721,524,351,488/1,889,584,630.20
  6. Step 6: Final answer
    x = 869,533,280.10

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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.