Home / 220,018,347.80-303,607,547.44-127,204,838

Finding the Fourth Proportional to 220,018,347.80, 303,607,547.44 and 127,204,838

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Solution

The fourth proportional to 220,018,347.80, 303,607,547.44 and 127,204,838 is: 175,532,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,018,347.80 : 303,607,547.44 = 127,204,838 : x
  2. Step 2: Convert to fraction form
    220,018,347.80/303,607,547.44 = 127,204,838/x
  3. Step 3: Cross multiply
    220,018,347.80x = 303,607,547.44 × 127,204,838
  4. Step 4: Simplify right side
    220,018,347.80x = 38,620,348,887,682,512
  5. Step 5: Solve for x
    x = 38,620,348,887,682,512/220,018,347.80
  6. Step 6: Final answer
    x = 175,532,401.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.