Home / 197,274,547.33-272,243,317.27-127,780,886.40

Finding the Fourth Proportional to 197,274,547.33, 272,243,317.27 and 127,780,886.40

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Solution

The fourth proportional to 197,274,547.33, 272,243,317.27 and 127,780,886.40 is: 176,340,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,274,547.33 : 272,243,317.27 = 127,780,886.40 : x
  2. Step 2: Convert to fraction form
    197,274,547.33/272,243,317.27 = 127,780,886.40/x
  3. Step 3: Cross multiply
    197,274,547.33x = 272,243,317.27 × 127,780,886.40
  4. Step 4: Simplify right side
    197,274,547.33x = 34,787,492,397,237,028
  5. Step 5: Solve for x
    x = 34,787,492,397,237,028/197,274,547.33
  6. Step 6: Final answer
    x = 176,340,500.42

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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.