Home / 2,766,289,288.55-3,817,509,506.15-1,513,226,156.76

Finding the Fourth Proportional to 2,766,289,288.55, 3,817,509,506.15 and 1,513,226,156.76

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Solution

The fourth proportional to 2,766,289,288.55, 3,817,509,506.15 and 1,513,226,156.76 is: 2,088,268,664.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,289,288.55 : 3,817,509,506.15 = 1,513,226,156.76 : x
  2. Step 2: Convert to fraction form
    2,766,289,288.55/3,817,509,506.15 = 1,513,226,156.76/x
  3. Step 3: Cross multiply
    2,766,289,288.55x = 3,817,509,506.15 × 1,513,226,156.76
  4. Step 4: Simplify right side
    2,766,289,288.55x = 5,776,755,238,378,563,584
  5. Step 5: Solve for x
    x = 5,776,755,238,378,563,584/2,766,289,288.55
  6. Step 6: Final answer
    x = 2,088,268,664.56

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Double scale
Find fourth proportional to 2,766,289,289.55, 3,817,509,507.53 and 1,513,226,157.76
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1.5x scale

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.