Home / 1,475,524,892.56-2,037,163,454.76-919,424,909.20

Finding the Fourth Proportional to 1,475,524,892.56, 2,037,163,454.76 and 919,424,909.20

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Solution

The fourth proportional to 1,475,524,892.56, 2,037,163,454.76 and 919,424,909.20 is: 1,269,391,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,524,892.56 : 2,037,163,454.76 = 919,424,909.20 : x
  2. Step 2: Convert to fraction form
    1,475,524,892.56/2,037,163,454.76 = 919,424,909.20/x
  3. Step 3: Cross multiply
    1,475,524,892.56x = 2,037,163,454.76 × 919,424,909.20
  4. Step 4: Simplify right side
    1,475,524,892.56x = 1,873,018,824,418,271,488
  5. Step 5: Solve for x
    x = 1,873,018,824,418,271,488/1,475,524,892.56
  6. Step 6: Final answer
    x = 1,269,391,545.93

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Double scale
Find fourth proportional to 1,475,524,893.56, 2,037,163,456.14 and 919,424,910.20
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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.