Home / 448,772,001.39-619,470,621.29-270,164,191.43

Finding the Fourth Proportional to 448,772,001.39, 619,470,621.29 and 270,164,191.43

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Solution

The fourth proportional to 448,772,001.39, 619,470,621.29 and 270,164,191.43 is: 372,926,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,772,001.39 : 619,470,621.29 = 270,164,191.43 : x
  2. Step 2: Convert to fraction form
    448,772,001.39/619,470,621.29 = 270,164,191.43/x
  3. Step 3: Cross multiply
    448,772,001.39x = 619,470,621.29 × 270,164,191.43
  4. Step 4: Simplify right side
    448,772,001.39x = 167,358,779,517,054,752
  5. Step 5: Solve for x
    x = 167,358,779,517,054,752/448,772,001.39
  6. Step 6: Final answer
    x = 372,926,071.59

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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.