Home / 43,137,792,251.80-64,706,688,377.70-12,118,643,963.80

Finding the Fourth Proportional to 43,137,792,251.80, 64,706,688,377.70 and 12,118,643,963.80

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Solution

The fourth proportional to 43,137,792,251.80, 64,706,688,377.70 and 12,118,643,963.80 is: 18,177,965,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137,792,251.80 : 64,706,688,377.70 = 12,118,643,963.80 : x
  2. Step 2: Convert to fraction form
    43,137,792,251.80/64,706,688,377.70 = 12,118,643,963.80/x
  3. Step 3: Cross multiply
    43,137,792,251.80x = 64,706,688,377.70 × 12,118,643,963.80
  4. Step 4: Simplify right side
    43,137,792,251.80x = 784,157,318,525,901,602,816
  5. Step 5: Solve for x
    x = 784,157,318,525,901,602,816/43,137,792,251.80
  6. Step 6: Final answer
    x = 18,177,965,945.70

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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.