Home / 834,509,437.95-1,151,655,412.08-458,181,887.92

Finding the Fourth Proportional to 834,509,437.95, 1,151,655,412.08 and 458,181,887.92

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Solution

The fourth proportional to 834,509,437.95, 1,151,655,412.08 and 458,181,887.92 is: 632,308,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,509,437.95 : 1,151,655,412.08 = 458,181,887.92 : x
  2. Step 2: Convert to fraction form
    834,509,437.95/1,151,655,412.08 = 458,181,887.92/x
  3. Step 3: Cross multiply
    834,509,437.95x = 1,151,655,412.08 × 458,181,887.92
  4. Step 4: Simplify right side
    834,509,437.95x = 527,667,650,940,099,968
  5. Step 5: Solve for x
    x = 527,667,650,940,099,968/834,509,437.95
  6. Step 6: Final answer
    x = 632,308,787.59

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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.