Home / 157,637,487.60-236,267,274.60-80,921,026.80

Finding the Fourth Proportional to 157,637,487.60, 236,267,274.60 and 80,921,026.80

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Solution

The fourth proportional to 157,637,487.60, 236,267,274.60 and 80,921,026.80 is: 121,284,541.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,637,487.60 : 236,267,274.60 = 80,921,026.80 : x
  2. Step 2: Convert to fraction form
    157,637,487.60/236,267,274.60 = 80,921,026.80/x
  3. Step 3: Cross multiply
    157,637,487.60x = 236,267,274.60 × 80,921,026.80
  4. Step 4: Simplify right side
    157,637,487.60x = 19,118,990,459,869,560
  5. Step 5: Solve for x
    x = 19,118,990,459,869,560/157,637,487.60
  6. Step 6: Final answer
    x = 121,284,541.84

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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.