Home / 124,417,561.60-186,626,342.40-70,669,849.60

Finding the Fourth Proportional to 124,417,561.60, 186,626,342.40 and 70,669,849.60

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Solution

The fourth proportional to 124,417,561.60, 186,626,342.40 and 70,669,849.60 is: 106,004,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,561.60 : 186,626,342.40 = 70,669,849.60 : x
  2. Step 2: Convert to fraction form
    124,417,561.60/186,626,342.40 = 70,669,849.60/x
  3. Step 3: Cross multiply
    124,417,561.60x = 186,626,342.40 × 70,669,849.60
  4. Step 4: Simplify right side
    124,417,561.60x = 13,188,855,548,806,102
  5. Step 5: Solve for x
    x = 13,188,855,548,806,102/124,417,561.60
  6. Step 6: Final answer
    x = 106,004,774.40

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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.