Home / 107,341,748.40-148,127,571.54-65,595,618.48

Finding the Fourth Proportional to 107,341,748.40, 148,127,571.54 and 65,595,618.48

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Solution

The fourth proportional to 107,341,748.40, 148,127,571.54 and 65,595,618.48 is: 90,519,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,341,748.40 : 148,127,571.54 = 65,595,618.48 : x
  2. Step 2: Convert to fraction form
    107,341,748.40/148,127,571.54 = 65,595,618.48/x
  3. Step 3: Cross multiply
    107,341,748.40x = 148,127,571.54 × 65,595,618.48
  4. Step 4: Simplify right side
    107,341,748.40x = 9,716,519,669,106,746
  5. Step 5: Solve for x
    x = 9,716,519,669,106,746/107,341,748.40
  6. Step 6: Final answer
    x = 90,519,483.93

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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.