Home / 75,130,650.08-103,682,860.16-42,092,292.32

Finding the Fourth Proportional to 75,130,650.08, 103,682,860.16 and 42,092,292.32

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Solution

The fourth proportional to 75,130,650.08, 103,682,860.16 and 42,092,292.32 is: 58,088,799.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,130,650.08 : 103,682,860.16 = 42,092,292.32 : x
  2. Step 2: Convert to fraction form
    75,130,650.08/103,682,860.16 = 42,092,292.32/x
  3. Step 3: Cross multiply
    75,130,650.08x = 103,682,860.16 × 42,092,292.32
  4. Step 4: Simplify right side
    75,130,650.08x = 4,364,249,258,428,402
  5. Step 5: Solve for x
    x = 4,364,249,258,428,402/75,130,650.08
  6. Step 6: Final answer
    x = 58,088,799.36

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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.