Home / 98,358,001.40-147,411,030.90-75,525,721.40

Finding the Fourth Proportional to 98,358,001.40, 147,411,030.90 and 75,525,721.40

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Solution

The fourth proportional to 98,358,001.40, 147,411,030.90 and 75,525,721.40 is: 113,191,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,358,001.40 : 147,411,030.90 = 75,525,721.40 : x
  2. Step 2: Convert to fraction form
    98,358,001.40/147,411,030.90 = 75,525,721.40/x
  3. Step 3: Cross multiply
    98,358,001.40x = 147,411,030.90 × 75,525,721.40
  4. Step 4: Simplify right side
    98,358,001.40x = 11,133,324,451,040,192
  5. Step 5: Solve for x
    x = 11,133,324,451,040,192/98,358,001.40
  6. Step 6: Final answer
    x = 113,191,853.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.