Home / 178,202,914.64-245,915,632.76-98,817,537.45

Finding the Fourth Proportional to 178,202,914.64, 245,915,632.76 and 98,817,537.45

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Solution

The fourth proportional to 178,202,914.64, 245,915,632.76 and 98,817,537.45 is: 136,365,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,202,914.64 : 245,915,632.76 = 98,817,537.45 : x
  2. Step 2: Convert to fraction form
    178,202,914.64/245,915,632.76 = 98,817,537.45/x
  3. Step 3: Cross multiply
    178,202,914.64x = 245,915,632.76 × 98,817,537.45
  4. Step 4: Simplify right side
    178,202,914.64x = 24,300,777,249,307,660
  5. Step 5: Solve for x
    x = 24,300,777,249,307,660/178,202,914.64
  6. Step 6: Final answer
    x = 136,365,767.64

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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.