Home / 145,638,032.40-218,457,048.60-132,201,104.40

Finding the Fourth Proportional to 145,638,032.40, 218,457,048.60 and 132,201,104.40

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Solution

The fourth proportional to 145,638,032.40, 218,457,048.60 and 132,201,104.40 is: 198,301,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,638,032.40 : 218,457,048.60 = 132,201,104.40 : x
  2. Step 2: Convert to fraction form
    145,638,032.40/218,457,048.60 = 132,201,104.40/x
  3. Step 3: Cross multiply
    145,638,032.40x = 218,457,048.60 × 132,201,104.40
  4. Step 4: Simplify right side
    145,638,032.40x = 28,880,263,088,884,476
  5. Step 5: Solve for x
    x = 28,880,263,088,884,476/145,638,032.40
  6. Step 6: Final answer
    x = 198,301,656.60

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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.