Home / 162,035,193.30-243,063,626.19-56,977,985.21

Finding the Fourth Proportional to 162,035,193.30, 243,063,626.19 and 56,977,985.21

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Solution

The fourth proportional to 162,035,193.30, 243,063,626.19 and 56,977,985.21 is: 85,470,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,035,193.30 : 243,063,626.19 = 56,977,985.21 : x
  2. Step 2: Convert to fraction form
    162,035,193.30/243,063,626.19 = 56,977,985.21/x
  3. Step 3: Cross multiply
    162,035,193.30x = 243,063,626.19 × 56,977,985.21
  4. Step 4: Simplify right side
    162,035,193.30x = 13,849,275,698,142,788
  5. Step 5: Solve for x
    x = 13,849,275,698,142,788/162,035,193.30
  6. Step 6: Final answer
    x = 85,470,788.27

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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.