Home / 145,378,977.60-218,068,466.40-104,564,308.80

Finding the Fourth Proportional to 145,378,977.60, 218,068,466.40 and 104,564,308.80

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Solution

The fourth proportional to 145,378,977.60, 218,068,466.40 and 104,564,308.80 is: 156,846,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,378,977.60 : 218,068,466.40 = 104,564,308.80 : x
  2. Step 2: Convert to fraction form
    145,378,977.60/218,068,466.40 = 104,564,308.80/x
  3. Step 3: Cross multiply
    145,378,977.60x = 218,068,466.40 × 104,564,308.80
  4. Step 4: Simplify right side
    145,378,977.60x = 22,802,178,460,192,024
  5. Step 5: Solve for x
    x = 22,802,178,460,192,024/145,378,977.60
  6. Step 6: Final answer
    x = 156,846,463.20

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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.