Home / 99,285,208,211.52-148,926,830,885.07-45,487,083,837.15

Finding the Fourth Proportional to 99,285,208,211.52, 148,926,830,885.07 and 45,487,083,837.15

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Solution

The fourth proportional to 99,285,208,211.52, 148,926,830,885.07 and 45,487,083,837.15 is: 68,230,176,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285,208,211.52 : 148,926,830,885.07 = 45,487,083,837.15 : x
  2. Step 2: Convert to fraction form
    99,285,208,211.52/148,926,830,885.07 = 45,487,083,837.15/x
  3. Step 3: Cross multiply
    99,285,208,211.52x = 148,926,830,885.07 × 45,487,083,837.15
  4. Step 4: Simplify right side
    99,285,208,211.52x = 6,774,247,242,069,941,682,176
  5. Step 5: Solve for x
    x = 6,774,247,242,069,941,682,176/99,285,208,211.52
  6. Step 6: Final answer
    x = 68,230,176,116.85

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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.