Home / 27,295,488,005.80-40,943,232,008.70-12,602,207,237.80

Finding the Fourth Proportional to 27,295,488,005.80, 40,943,232,008.70 and 12,602,207,237.80

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Solution

The fourth proportional to 27,295,488,005.80, 40,943,232,008.70 and 12,602,207,237.80 is: 18,903,310,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295,488,005.80 : 40,943,232,008.70 = 12,602,207,237.80 : x
  2. Step 2: Convert to fraction form
    27,295,488,005.80/40,943,232,008.70 = 12,602,207,237.80/x
  3. Step 3: Cross multiply
    27,295,488,005.80x = 40,943,232,008.70 × 12,602,207,237.80
  4. Step 4: Simplify right side
    27,295,488,005.80x = 515,975,094,758,963,675,136
  5. Step 5: Solve for x
    x = 515,975,094,758,963,675,136/27,295,488,005.80
  6. Step 6: Final answer
    x = 18,903,310,856.70

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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.