Home / 107,558,221.60-148,442,894.48-61,155,428

Finding the Fourth Proportional to 107,558,221.60, 148,442,894.48 and 61,155,428

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Solution

The fourth proportional to 107,558,221.60, 148,442,894.48 and 61,155,428 is: 84,401,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,558,221.60 : 148,442,894.48 = 61,155,428 : x
  2. Step 2: Convert to fraction form
    107,558,221.60/148,442,894.48 = 61,155,428/x
  3. Step 3: Cross multiply
    107,558,221.60x = 148,442,894.48 × 61,155,428
  4. Step 4: Simplify right side
    107,558,221.60x = 9,078,088,745,483,236
  5. Step 5: Solve for x
    x = 9,078,088,745,483,236/107,558,221.60
  6. Step 6: Final answer
    x = 84,401,625.56

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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.