Home / 108,612,117.60-162,918,176.40-40,440,703.20

Finding the Fourth Proportional to 108,612,117.60, 162,918,176.40 and 40,440,703.20

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Solution

The fourth proportional to 108,612,117.60, 162,918,176.40 and 40,440,703.20 is: 60,661,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,612,117.60 : 162,918,176.40 = 40,440,703.20 : x
  2. Step 2: Convert to fraction form
    108,612,117.60/162,918,176.40 = 40,440,703.20/x
  3. Step 3: Cross multiply
    108,612,117.60x = 162,918,176.40 × 40,440,703.20
  4. Step 4: Simplify right side
    108,612,117.60x = 6,588,525,617,677,645
  5. Step 5: Solve for x
    x = 6,588,525,617,677,645/108,612,117.60
  6. Step 6: Final answer
    x = 60,661,054.80

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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.