Home / 8,252,790,373.59-12,355,938,996.95-7,415,962,117.35

Finding the Fourth Proportional to 8,252,790,373.59, 12,355,938,996.95 and 7,415,962,117.35

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Solution

The fourth proportional to 8,252,790,373.59, 12,355,938,996.95 and 7,415,962,117.35 is: 11,103,053,800.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,790,373.59 : 12,355,938,996.95 = 7,415,962,117.35 : x
  2. Step 2: Convert to fraction form
    8,252,790,373.59/12,355,938,996.95 = 7,415,962,117.35/x
  3. Step 3: Cross multiply
    8,252,790,373.59x = 12,355,938,996.95 × 7,415,962,117.35
  4. Step 4: Simplify right side
    8,252,790,373.59x = 91,631,175,525,631,672,320
  5. Step 5: Solve for x
    x = 91,631,175,525,631,672,320/8,252,790,373.59
  6. Step 6: Final answer
    x = 11,103,053,800.91

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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.