Home / 65,202,439.60-97,803,659.40-31,190,215.60

Finding the Fourth Proportional to 65,202,439.60, 97,803,659.40 and 31,190,215.60

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Solution

The fourth proportional to 65,202,439.60, 97,803,659.40 and 31,190,215.60 is: 46,785,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,202,439.60 : 97,803,659.40 = 31,190,215.60 : x
  2. Step 2: Convert to fraction form
    65,202,439.60/97,803,659.40 = 31,190,215.60/x
  3. Step 3: Cross multiply
    65,202,439.60x = 97,803,659.40 × 31,190,215.60
  4. Step 4: Simplify right side
    65,202,439.60x = 3,050,517,223,154,967
  5. Step 5: Solve for x
    x = 3,050,517,223,154,967/65,202,439.60
  6. Step 6: Final answer
    x = 46,785,323.40

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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.