Home / 124,417,089.40-186,625,634.10-73,272,782.20

Finding the Fourth Proportional to 124,417,089.40, 186,625,634.10 and 73,272,782.20

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Solution

The fourth proportional to 124,417,089.40, 186,625,634.10 and 73,272,782.20 is: 109,909,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,089.40 : 186,625,634.10 = 73,272,782.20 : x
  2. Step 2: Convert to fraction form
    124,417,089.40/186,625,634.10 = 73,272,782.20/x
  3. Step 3: Cross multiply
    124,417,089.40x = 186,625,634.10 × 73,272,782.20
  4. Step 4: Simplify right side
    124,417,089.40x = 13,674,579,440,346,194
  5. Step 5: Solve for x
    x = 13,674,579,440,346,194/124,417,089.40
  6. Step 6: Final answer
    x = 109,909,173.30

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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.