Home / 883,063,926.07-1,218,573,309.73-486,564,727.13

Finding the Fourth Proportional to 883,063,926.07, 1,218,573,309.73 and 486,564,727.13

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Solution

The fourth proportional to 883,063,926.07, 1,218,573,309.73 and 486,564,727.13 is: 671,429,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,063,926.07 : 1,218,573,309.73 = 486,564,727.13 : x
  2. Step 2: Convert to fraction form
    883,063,926.07/1,218,573,309.73 = 486,564,727.13/x
  3. Step 3: Cross multiply
    883,063,926.07x = 1,218,573,309.73 × 486,564,727.13
  4. Step 4: Simplify right side
    883,063,926.07x = 592,914,789,936,678,400
  5. Step 5: Solve for x
    x = 592,914,789,936,678,400/883,063,926.07
  6. Step 6: Final answer
    x = 671,429,069.22

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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.