Home / 834,852,442.72-1,152,202,658.88-504,829,943.68

Finding the Fourth Proportional to 834,852,442.72, 1,152,202,658.88 and 504,829,943.68

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Solution

The fourth proportional to 834,852,442.72, 1,152,202,658.88 and 504,829,943.68 is: 696,729,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,852,442.72 : 1,152,202,658.88 = 504,829,943.68 : x
  2. Step 2: Convert to fraction form
    834,852,442.72/1,152,202,658.88 = 504,829,943.68/x
  3. Step 3: Cross multiply
    834,852,442.72x = 1,152,202,658.88 × 504,829,943.68
  4. Step 4: Simplify right side
    834,852,442.72x = 581,666,403,390,336,768
  5. Step 5: Solve for x
    x = 581,666,403,390,336,768/834,852,442.72
  6. Step 6: Final answer
    x = 696,729,593.91

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Double scale
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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.