Home / 157,465,112.60-236,197,668.90-42,461,280.20

Finding the Fourth Proportional to 157,465,112.60, 236,197,668.90 and 42,461,280.20

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Solution

The fourth proportional to 157,465,112.60, 236,197,668.90 and 42,461,280.20 is: 63,691,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,112.60 : 236,197,668.90 = 42,461,280.20 : x
  2. Step 2: Convert to fraction form
    157,465,112.60/236,197,668.90 = 42,461,280.20/x
  3. Step 3: Cross multiply
    157,465,112.60x = 236,197,668.90 × 42,461,280.20
  4. Step 4: Simplify right side
    157,465,112.60x = 10,029,255,401,749,726
  5. Step 5: Solve for x
    x = 10,029,255,401,749,726/157,465,112.60
  6. Step 6: Final answer
    x = 63,691,920.30

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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.