Home / 823,909,927.28-1,136,996,158.88-452,655,873.52

Finding the Fourth Proportional to 823,909,927.28, 1,136,996,158.88 and 452,655,873.52

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Solution

The fourth proportional to 823,909,927.28, 1,136,996,158.88 and 452,655,873.52 is: 624,665,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,909,927.28 : 1,136,996,158.88 = 452,655,873.52 : x
  2. Step 2: Convert to fraction form
    823,909,927.28/1,136,996,158.88 = 452,655,873.52/x
  3. Step 3: Cross multiply
    823,909,927.28x = 1,136,996,158.88 × 452,655,873.52
  4. Step 4: Simplify right side
    823,909,927.28x = 514,667,989,486,711,104
  5. Step 5: Solve for x
    x = 514,667,989,486,711,104/823,909,927.28
  6. Step 6: Final answer
    x = 624,665,357.76

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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.