Home / 162,386,599.60-243,579,899.40-157,603,630.60

Finding the Fourth Proportional to 162,386,599.60, 243,579,899.40 and 157,603,630.60

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Solution

The fourth proportional to 162,386,599.60, 243,579,899.40 and 157,603,630.60 is: 236,405,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,386,599.60 : 243,579,899.40 = 157,603,630.60 : x
  2. Step 2: Convert to fraction form
    162,386,599.60/243,579,899.40 = 157,603,630.60/x
  3. Step 3: Cross multiply
    162,386,599.60x = 243,579,899.40 × 157,603,630.60
  4. Step 4: Simplify right side
    162,386,599.60x = 38,389,076,486,622,760
  5. Step 5: Solve for x
    x = 38,389,076,486,622,760/162,386,599.60
  6. Step 6: Final answer
    x = 236,405,445.90

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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.