Home / 2,078,820,011.48-3,117,209,649.06-1,028,344,501.40

Finding the Fourth Proportional to 2,078,820,011.48, 3,117,209,649.06 and 1,028,344,501.40

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Solution

The fourth proportional to 2,078,820,011.48, 3,117,209,649.06 and 1,028,344,501.40 is: 1,542,011,999.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,820,011.48 : 3,117,209,649.06 = 1,028,344,501.40 : x
  2. Step 2: Convert to fraction form
    2,078,820,011.48/3,117,209,649.06 = 1,028,344,501.40/x
  3. Step 3: Cross multiply
    2,078,820,011.48x = 3,117,209,649.06 × 1,028,344,501.40
  4. Step 4: Simplify right side
    2,078,820,011.48x = 3,205,565,402,321,874,432
  5. Step 5: Solve for x
    x = 3,205,565,402,321,874,432/2,078,820,011.48
  6. Step 6: Final answer
    x = 1,542,011,999.41

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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.