Home / 1,988,546,820.60-2,983,044,179.70-608,350,366.20

Finding the Fourth Proportional to 1,988,546,820.60, 2,983,044,179.70 and 608,350,366.20

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Solution

The fourth proportional to 1,988,546,820.60, 2,983,044,179.70 and 608,350,366.20 is: 912,594,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,546,820.60 : 2,983,044,179.70 = 608,350,366.20 : x
  2. Step 2: Convert to fraction form
    1,988,546,820.60/2,983,044,179.70 = 608,350,366.20/x
  3. Step 3: Cross multiply
    1,988,546,820.60x = 2,983,044,179.70 × 608,350,366.20
  4. Step 4: Simplify right side
    1,988,546,820.60x = 1,814,736,019,111,273,728
  5. Step 5: Solve for x
    x = 1,814,736,019,111,273,728/1,988,546,820.60
  6. Step 6: Final answer
    x = 912,594,061.31

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1.5x scale

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.