Home / 832,477,083.66-1,248,792,384.58-272,241,818.73

Finding the Fourth Proportional to 832,477,083.66, 1,248,792,384.58 and 272,241,818.73

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Solution

The fourth proportional to 832,477,083.66, 1,248,792,384.58 and 272,241,818.73 is: 408,387,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,477,083.66 : 1,248,792,384.58 = 272,241,818.73 : x
  2. Step 2: Convert to fraction form
    832,477,083.66/1,248,792,384.58 = 272,241,818.73/x
  3. Step 3: Cross multiply
    832,477,083.66x = 1,248,792,384.58 × 272,241,818.73
  4. Step 4: Simplify right side
    832,477,083.66x = 339,973,509,998,598,336
  5. Step 5: Solve for x
    x = 339,973,509,998,598,336/832,477,083.66
  6. Step 6: Final answer
    x = 408,387,830.33

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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.