Home / 253,295,644,713.68-380,007,777,795.64-117,255,845,671.46

Finding the Fourth Proportional to 253,295,644,713.68, 380,007,777,795.64 and 117,255,845,671.46

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Solution

The fourth proportional to 253,295,644,713.68, 380,007,777,795.64 and 117,255,845,671.46 is: 175,913,539,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,295,644,713.68 : 380,007,777,795.64 = 117,255,845,671.46 : x
  2. Step 2: Convert to fraction form
    253,295,644,713.68/380,007,777,795.64 = 117,255,845,671.46/x
  3. Step 3: Cross multiply
    253,295,644,713.68x = 380,007,777,795.64 × 117,255,845,671.46
  4. Step 4: Simplify right side
    253,295,644,713.68x = 44,558,133,347,160,032,280,576
  5. Step 5: Solve for x
    x = 44,558,133,347,160,032,280,576/253,295,644,713.68
  6. Step 6: Final answer
    x = 175,913,539,285.40

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1.5x scale

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.