Home / 1,265,054,457,877.10-1,896,983,505,229.40-490,069,695,421.30

Finding the Fourth Proportional to 1,265,054,457,877.10, 1,896,983,505,229.40 and 490,069,695,421.30

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Solution

The fourth proportional to 1,265,054,457,877.10, 1,896,983,505,229.40 and 490,069,695,421.30 is: 734,872,813,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,054,457,877.10 : 1,896,983,505,229.40 = 490,069,695,421.30 : x
  2. Step 2: Convert to fraction form
    1,265,054,457,877.10/1,896,983,505,229.40 = 490,069,695,421.30/x
  3. Step 3: Cross multiply
    1,265,054,457,877.10x = 1,896,983,505,229.40 × 490,069,695,421.30
  4. Step 4: Simplify right side
    1,265,054,457,877.10x = 929,654,128,627,002,019,676,160
  5. Step 5: Solve for x
    x = 929,654,128,627,002,019,676,160/1,265,054,457,877.10
  6. Step 6: Final answer
    x = 734,872,813,449.52

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Double scale
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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.