Home / 883,063,919.98-1,218,573,301.37-486,564,721.04

Finding the Fourth Proportional to 883,063,919.98, 1,218,573,301.37 and 486,564,721.04

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Solution

The fourth proportional to 883,063,919.98, 1,218,573,301.37 and 486,564,721.04 is: 671,429,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,063,919.98 : 1,218,573,301.37 = 486,564,721.04 : x
  2. Step 2: Convert to fraction form
    883,063,919.98/1,218,573,301.37 = 486,564,721.04/x
  3. Step 3: Cross multiply
    883,063,919.98x = 1,218,573,301.37 × 486,564,721.04
  4. Step 4: Simplify right side
    883,063,919.98x = 592,914,778,449,174,656
  5. Step 5: Solve for x
    x = 592,914,778,449,174,656/883,063,919.98
  6. Step 6: Final answer
    x = 671,429,060.84

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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.