Home / 162,665,762.10-243,998,643.15-54,958,830.90

Finding the Fourth Proportional to 162,665,762.10, 243,998,643.15 and 54,958,830.90

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Solution

The fourth proportional to 162,665,762.10, 243,998,643.15 and 54,958,830.90 is: 82,438,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,665,762.10 : 243,998,643.15 = 54,958,830.90 : x
  2. Step 2: Convert to fraction form
    162,665,762.10/243,998,643.15 = 54,958,830.90/x
  3. Step 3: Cross multiply
    162,665,762.10x = 243,998,643.15 × 54,958,830.90
  4. Step 4: Simplify right side
    162,665,762.10x = 13,409,880,168,710,294
  5. Step 5: Solve for x
    x = 13,409,880,168,710,294/162,665,762.10
  6. Step 6: Final answer
    x = 82,438,246.35

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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.