Home / 99,285,208,212.52-148,926,830,886.57-45,487,083,838.15

Finding the Fourth Proportional to 99,285,208,212.52, 148,926,830,886.57 and 45,487,083,838.15

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Solution

The fourth proportional to 99,285,208,212.52, 148,926,830,886.57 and 45,487,083,838.15 is: 68,230,176,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,285,208,212.52 : 148,926,830,886.57 = 45,487,083,838.15 : x
  2. Step 2: Convert to fraction form
    99,285,208,212.52/148,926,830,886.57 = 45,487,083,838.15/x
  3. Step 3: Cross multiply
    99,285,208,212.52x = 148,926,830,886.57 × 45,487,083,838.15
  4. Step 4: Simplify right side
    99,285,208,212.52x = 6,774,247,242,287,397,470,208
  5. Step 5: Solve for x
    x = 6,774,247,242,287,397,470,208/99,285,208,212.52
  6. Step 6: Final answer
    x = 68,230,176,118.35

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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.