Home / 834,509,437.44-1,151,655,411.40-458,181,887.42

Finding the Fourth Proportional to 834,509,437.44, 1,151,655,411.40 and 458,181,887.42

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Solution

The fourth proportional to 834,509,437.44, 1,151,655,411.40 and 458,181,887.42 is: 632,308,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,509,437.44 : 1,151,655,411.40 = 458,181,887.42 : x
  2. Step 2: Convert to fraction form
    834,509,437.44/1,151,655,411.40 = 458,181,887.42/x
  3. Step 3: Cross multiply
    834,509,437.44x = 1,151,655,411.40 × 458,181,887.42
  4. Step 4: Simplify right side
    834,509,437.44x = 527,667,650,052,708,672
  5. Step 5: Solve for x
    x = 527,667,650,052,708,672/834,509,437.44
  6. Step 6: Final answer
    x = 632,308,786.91

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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.