Home / 109,604,430.46-151,254,101.07-65,551,422.50

Finding the Fourth Proportional to 109,604,430.46, 151,254,101.07 and 65,551,422.50

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Solution

The fourth proportional to 109,604,430.46, 151,254,101.07 and 65,551,422.50 is: 90,460,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,604,430.46 : 151,254,101.07 = 65,551,422.50 : x
  2. Step 2: Convert to fraction form
    109,604,430.46/151,254,101.07 = 65,551,422.50/x
  3. Step 3: Cross multiply
    109,604,430.46x = 151,254,101.07 × 65,551,422.50
  4. Step 4: Simplify right side
    109,604,430.46x = 9,914,921,483,341,000
  5. Step 5: Solve for x
    x = 9,914,921,483,341,000/109,604,430.46
  6. Step 6: Final answer
    x = 90,460,955.29

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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.