Home / 459,841,033.13-689,755,054.07-214,060,199.45

Finding the Fourth Proportional to 459,841,033.13, 689,755,054.07 and 214,060,199.45

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Solution

The fourth proportional to 459,841,033.13, 689,755,054.07 and 214,060,199.45 is: 321,087,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,841,033.13 : 689,755,054.07 = 214,060,199.45 : x
  2. Step 2: Convert to fraction form
    459,841,033.13/689,755,054.07 = 214,060,199.45/x
  3. Step 3: Cross multiply
    459,841,033.13x = 689,755,054.07 × 214,060,199.45
  4. Step 4: Simplify right side
    459,841,033.13x = 147,649,104,441,350,656
  5. Step 5: Solve for x
    x = 147,649,104,441,350,656/459,841,033.13
  6. Step 6: Final answer
    x = 321,087,275.40

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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.