Home / 1,437,906,444.40-2,156,859,666.60-620,018,745.40

Finding the Fourth Proportional to 1,437,906,444.40, 2,156,859,666.60 and 620,018,745.40

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Solution

The fourth proportional to 1,437,906,444.40, 2,156,859,666.60 and 620,018,745.40 is: 930,028,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,906,444.40 : 2,156,859,666.60 = 620,018,745.40 : x
  2. Step 2: Convert to fraction form
    1,437,906,444.40/2,156,859,666.60 = 620,018,745.40/x
  3. Step 3: Cross multiply
    1,437,906,444.40x = 2,156,859,666.60 × 620,018,745.40
  4. Step 4: Simplify right side
    1,437,906,444.40x = 1,337,293,424,489,194,240
  5. Step 5: Solve for x
    x = 1,337,293,424,489,194,240/1,437,906,444.40
  6. Step 6: Final answer
    x = 930,028,118.10

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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.