Home / 1,088,972,004.10-1,634,095,735.35-398,949,009.70

Finding the Fourth Proportional to 1,088,972,004.10, 1,634,095,735.35 and 398,949,009.70

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Solution

The fourth proportional to 1,088,972,004.10, 1,634,095,735.35 and 398,949,009.70 is: 598,657,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,972,004.10 : 1,634,095,735.35 = 398,949,009.70 : x
  2. Step 2: Convert to fraction form
    1,088,972,004.10/1,634,095,735.35 = 398,949,009.70/x
  3. Step 3: Cross multiply
    1,088,972,004.10x = 1,634,095,735.35 × 398,949,009.70
  4. Step 4: Simplify right side
    1,088,972,004.10x = 651,920,875,372,875,776
  5. Step 5: Solve for x
    x = 651,920,875,372,875,776/1,088,972,004.10
  6. Step 6: Final answer
    x = 598,657,149.05

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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.