Home / 157,465,367.85-236,198,051.78-48,307,386.45

Finding the Fourth Proportional to 157,465,367.85, 236,198,051.78 and 48,307,386.45

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Solution

The fourth proportional to 157,465,367.85, 236,198,051.78 and 48,307,386.45 is: 72,461,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,367.85 : 236,198,051.78 = 48,307,386.45 : x
  2. Step 2: Convert to fraction form
    157,465,367.85/236,198,051.78 = 48,307,386.45/x
  3. Step 3: Cross multiply
    157,465,367.85x = 236,198,051.78 × 48,307,386.45
  4. Step 4: Simplify right side
    157,465,367.85x = 11,410,110,565,832,034
  5. Step 5: Solve for x
    x = 11,410,110,565,832,034/157,465,367.85
  6. Step 6: Final answer
    x = 72,461,079.68

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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.