Home / 99,285,208,207.42-148,926,830,878.93-45,487,083,833.08

Finding the Fourth Proportional to 99,285,208,207.42, 148,926,830,878.93 and 45,487,083,833.08

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Solution

The fourth proportional to 99,285,208,207.42, 148,926,830,878.93 and 45,487,083,833.08 is: 68,230,176,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285,208,207.42 : 148,926,830,878.93 = 45,487,083,833.08 : x
  2. Step 2: Convert to fraction form
    99,285,208,207.42/148,926,830,878.93 = 45,487,083,833.08/x
  3. Step 3: Cross multiply
    99,285,208,207.42x = 148,926,830,878.93 × 45,487,083,833.08
  4. Step 4: Simplify right side
    99,285,208,207.42x = 6,774,247,241,184,369,967,104
  5. Step 5: Solve for x
    x = 6,774,247,241,184,369,967,104/99,285,208,207.42
  6. Step 6: Final answer
    x = 68,230,176,110.75

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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.