Home / 3,886,391,900,711.70-5,363,389,411,899-2,152,201,457,043.30

Finding the Fourth Proportional to 3,886,391,900,711.70, 5,363,389,411,899 and 2,152,201,457,043.30

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Solution

The fourth proportional to 3,886,391,900,711.70, 5,363,389,411,899 and 2,152,201,457,043.30 is: 2,970,131,371,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,391,900,711.70 : 5,363,389,411,899 = 2,152,201,457,043.30 : x
  2. Step 2: Convert to fraction form
    3,886,391,900,711.70/5,363,389,411,899 = 2,152,201,457,043.30/x
  3. Step 3: Cross multiply
    3,886,391,900,711.70x = 5,363,389,411,899 × 2,152,201,457,043.30
  4. Step 4: Simplify right side
    3,886,391,900,711.70x = 11,543,094,506,979,635,744,473,088
  5. Step 5: Solve for x
    x = 11,543,094,506,979,635,744,473,088/3,886,391,900,711.70
  6. Step 6: Final answer
    x = 2,970,131,371,688.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.