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Finding the Fourth Proportional to 1,333,254,952.08, 1,840,529,822.40 and 887,959,357.20

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Solution

The fourth proportional to 1,333,254,952.08, 1,840,529,822.40 and 887,959,357.20 is: 1,225,808,818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,254,952.08 : 1,840,529,822.40 = 887,959,357.20 : x
  2. Step 2: Convert to fraction form
    1,333,254,952.08/1,840,529,822.40 = 887,959,357.20/x
  3. Step 3: Cross multiply
    1,333,254,952.08x = 1,840,529,822.40 × 887,959,357.20
  4. Step 4: Simplify right side
    1,333,254,952.08x = 1,634,315,678,005,734,400
  5. Step 5: Solve for x
    x = 1,634,315,678,005,734,400/1,333,254,952.08
  6. Step 6: Final answer
    x = 1,225,808,818.83

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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.