Home / 482,559,019.07-665,878,158.61-270,817,284.88

Finding the Fourth Proportional to 482,559,019.07, 665,878,158.61 and 270,817,284.88

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Solution

The fourth proportional to 482,559,019.07, 665,878,158.61 and 270,817,284.88 is: 373,697,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,559,019.07 : 665,878,158.61 = 270,817,284.88 : x
  2. Step 2: Convert to fraction form
    482,559,019.07/665,878,158.61 = 270,817,284.88/x
  3. Step 3: Cross multiply
    482,559,019.07x = 665,878,158.61 × 270,817,284.88
  4. Step 4: Simplify right side
    482,559,019.07x = 180,331,314,975,654,208
  5. Step 5: Solve for x
    x = 180,331,314,975,654,208/482,559,019.07
  6. Step 6: Final answer
    x = 373,697,947.50

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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.