Home / 473,494,281.60-710,241,422.40-388,463,721.60

Finding the Fourth Proportional to 473,494,281.60, 710,241,422.40 and 388,463,721.60

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Solution

The fourth proportional to 473,494,281.60, 710,241,422.40 and 388,463,721.60 is: 582,695,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,494,281.60 : 710,241,422.40 = 388,463,721.60 : x
  2. Step 2: Convert to fraction form
    473,494,281.60/710,241,422.40 = 388,463,721.60/x
  3. Step 3: Cross multiply
    473,494,281.60x = 710,241,422.40 × 388,463,721.60
  4. Step 4: Simplify right side
    473,494,281.60x = 275,903,026,179,981,600
  5. Step 5: Solve for x
    x = 275,903,026,179,981,600/473,494,281.60
  6. Step 6: Final answer
    x = 582,695,582.40

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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.