Home / 1,563,626,619.20-2,345,728,262.88-514,423,899.20

Finding the Fourth Proportional to 1,563,626,619.20, 2,345,728,262.88 and 514,423,899.20

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Solution

The fourth proportional to 1,563,626,619.20, 2,345,728,262.88 and 514,423,899.20 is: 771,730,709.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,626,619.20 : 2,345,728,262.88 = 514,423,899.20 : x
  2. Step 2: Convert to fraction form
    1,563,626,619.20/2,345,728,262.88 = 514,423,899.20/x
  3. Step 3: Cross multiply
    1,563,626,619.20x = 2,345,728,262.88 × 514,423,899.20
  4. Step 4: Simplify right side
    1,563,626,619.20x = 1,206,698,679,454,372,352
  5. Step 5: Solve for x
    x = 1,206,698,679,454,372,352/1,563,626,619.20
  6. Step 6: Final answer
    x = 771,730,709.01

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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.