Home / 163,670,294.20-245,505,441.30-42,501,746.20

Finding the Fourth Proportional to 163,670,294.20, 245,505,441.30 and 42,501,746.20

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Solution

The fourth proportional to 163,670,294.20, 245,505,441.30 and 42,501,746.20 is: 63,752,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,670,294.20 : 245,505,441.30 = 42,501,746.20 : x
  2. Step 2: Convert to fraction form
    163,670,294.20/245,505,441.30 = 42,501,746.20/x
  3. Step 3: Cross multiply
    163,670,294.20x = 245,505,441.30 × 42,501,746.20
  4. Step 4: Simplify right side
    163,670,294.20x = 10,434,409,956,851,600
  5. Step 5: Solve for x
    x = 10,434,409,956,851,600/163,670,294.20
  6. Step 6: Final answer
    x = 63,752,619.30

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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.