Home / 160,621,909.71-221,641,549.54-94,538,466.91

Finding the Fourth Proportional to 160,621,909.71, 221,641,549.54 and 94,538,466.91

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Solution

The fourth proportional to 160,621,909.71, 221,641,549.54 and 94,538,466.91 is: 130,453,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,621,909.71 : 221,641,549.54 = 94,538,466.91 : x
  2. Step 2: Convert to fraction form
    160,621,909.71/221,641,549.54 = 94,538,466.91/x
  3. Step 3: Cross multiply
    160,621,909.71x = 221,641,549.54 × 94,538,466.91
  4. Step 4: Simplify right side
    160,621,909.71x = 20,953,652,297,068,416
  5. Step 5: Solve for x
    x = 20,953,652,297,068,416/160,621,909.71
  6. Step 6: Final answer
    x = 130,453,263.41

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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.