Home / 99,285,208,211.99-148,926,830,885.82-45,487,083,837.65

Finding the Fourth Proportional to 99,285,208,211.99, 148,926,830,885.82 and 45,487,083,837.65

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Solution

The fourth proportional to 99,285,208,211.99, 148,926,830,885.82 and 45,487,083,837.65 is: 68,230,176,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285,208,211.99 : 148,926,830,885.82 = 45,487,083,837.65 : x
  2. Step 2: Convert to fraction form
    99,285,208,211.99/148,926,830,885.82 = 45,487,083,837.65/x
  3. Step 3: Cross multiply
    99,285,208,211.99x = 148,926,830,885.82 × 45,487,083,837.65
  4. Step 4: Simplify right side
    99,285,208,211.99x = 6,774,247,242,178,818,473,984
  5. Step 5: Solve for x
    x = 6,774,247,242,178,818,473,984/99,285,208,211.99
  6. Step 6: Final answer
    x = 68,230,176,117.62

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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.