Home / 205,062,455.70-307,344,851.55-118,634,807.70

Finding the Fourth Proportional to 205,062,455.70, 307,344,851.55 and 118,634,807.70

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Solution

The fourth proportional to 205,062,455.70, 307,344,851.55 and 118,634,807.70 is: 177,808,254.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,062,455.70 : 307,344,851.55 = 118,634,807.70 : x
  2. Step 2: Convert to fraction form
    205,062,455.70/307,344,851.55 = 118,634,807.70/x
  3. Step 3: Cross multiply
    205,062,455.70x = 307,344,851.55 × 118,634,807.70
  4. Step 4: Simplify right side
    205,062,455.70x = 36,461,797,361,219,296
  5. Step 5: Solve for x
    x = 36,461,797,361,219,296/205,062,455.70
  6. Step 6: Final answer
    x = 177,808,254.74

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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.