Home / 115,776,642.48-173,628,090.60-38,035,501.20

Finding the Fourth Proportional to 115,776,642.48, 173,628,090.60 and 38,035,501.20

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Solution

The fourth proportional to 115,776,642.48, 173,628,090.60 and 38,035,501.20 is: 57,041,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,776,642.48 : 173,628,090.60 = 38,035,501.20 : x
  2. Step 2: Convert to fraction form
    115,776,642.48/173,628,090.60 = 38,035,501.20/x
  3. Step 3: Cross multiply
    115,776,642.48x = 173,628,090.60 × 38,035,501.20
  4. Step 4: Simplify right side
    115,776,642.48x = 6,604,031,448,370,009
  5. Step 5: Solve for x
    x = 6,604,031,448,370,009/115,776,642.48
  6. Step 6: Final answer
    x = 57,041,138.06

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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.