Home / 98,995,335.40-148,634,720.70-55,948,614.40

Finding the Fourth Proportional to 98,995,335.40, 148,634,720.70 and 55,948,614.40

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Solution

The fourth proportional to 98,995,335.40, 148,634,720.70 and 55,948,614.40 is: 84,003,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,995,335.40 : 148,634,720.70 = 55,948,614.40 : x
  2. Step 2: Convert to fraction form
    98,995,335.40/148,634,720.70 = 55,948,614.40/x
  3. Step 3: Cross multiply
    98,995,335.40x = 148,634,720.70 × 55,948,614.40
  4. Step 4: Simplify right side
    98,995,335.40x = 8,315,906,674,895,997
  5. Step 5: Solve for x
    x = 8,315,906,674,895,997/98,995,335.40
  6. Step 6: Final answer
    x = 84,003,015.31

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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.