Home / 258,756,145,054.10-388,142,124,771.87-88,773,349,695.36

Finding the Fourth Proportional to 258,756,145,054.10, 388,142,124,771.87 and 88,773,349,695.36

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Solution

The fourth proportional to 258,756,145,054.10, 388,142,124,771.87 and 88,773,349,695.36 is: 133,162,737,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,756,145,054.10 : 388,142,124,771.87 = 88,773,349,695.36 : x
  2. Step 2: Convert to fraction form
    258,756,145,054.10/388,142,124,771.87 = 88,773,349,695.36/x
  3. Step 3: Cross multiply
    258,756,145,054.10x = 388,142,124,771.87 × 88,773,349,695.36
  4. Step 4: Simplify right side
    258,756,145,054.10x = 34,456,676,573,873,266,753,536
  5. Step 5: Solve for x
    x = 34,456,676,573,873,266,753,536/258,756,145,054.10
  6. Step 6: Final answer
    x = 133,162,737,320.38

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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.