Home / 643,690,056.02-965,679,013.23-234,746,206.52

Finding the Fourth Proportional to 643,690,056.02, 965,679,013.23 and 234,746,206.52

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Solution

The fourth proportional to 643,690,056.02, 965,679,013.23 and 234,746,206.52 is: 352,171,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,690,056.02 : 965,679,013.23 = 234,746,206.52 : x
  2. Step 2: Convert to fraction form
    643,690,056.02/965,679,013.23 = 234,746,206.52/x
  3. Step 3: Cross multiply
    643,690,056.02x = 965,679,013.23 × 234,746,206.52
  4. Step 4: Simplify right side
    643,690,056.02x = 226,689,485,066,010,688
  5. Step 5: Solve for x
    x = 226,689,485,066,010,688/643,690,056.02
  6. Step 6: Final answer
    x = 352,171,799.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.