Home / 98,880,499.80-136,442,547.66-54,214,717.69

Finding the Fourth Proportional to 98,880,499.80, 136,442,547.66 and 54,214,717.69

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Solution

The fourth proportional to 98,880,499.80, 136,442,547.66 and 54,214,717.69 is: 74,809,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,880,499.80 : 136,442,547.66 = 54,214,717.69 : x
  2. Step 2: Convert to fraction form
    98,880,499.80/136,442,547.66 = 54,214,717.69/x
  3. Step 3: Cross multiply
    98,880,499.80x = 136,442,547.66 × 54,214,717.69
  4. Step 4: Simplify right side
    98,880,499.80x = 7,397,194,202,291,270
  5. Step 5: Solve for x
    x = 7,397,194,202,291,270/98,880,499.80
  6. Step 6: Final answer
    x = 74,809,433.78

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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.