Home / 163,555,763.70-245,333,645.55-94,681,010.10

Finding the Fourth Proportional to 163,555,763.70, 245,333,645.55 and 94,681,010.10

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Solution

The fourth proportional to 163,555,763.70, 245,333,645.55 and 94,681,010.10 is: 142,021,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,555,763.70 : 245,333,645.55 = 94,681,010.10 : x
  2. Step 2: Convert to fraction form
    163,555,763.70/245,333,645.55 = 94,681,010.10/x
  3. Step 3: Cross multiply
    163,555,763.70x = 245,333,645.55 × 94,681,010.10
  4. Step 4: Simplify right side
    163,555,763.70x = 23,228,437,372,189,368
  5. Step 5: Solve for x
    x = 23,228,437,372,189,368/163,555,763.70
  6. Step 6: Final answer
    x = 142,021,515.15

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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.