Home / 156,688,155.10-219,590,165.30-156,688,155.10

Finding the Fourth Proportional to 156,688,155.10, 219,590,165.30 and 156,688,155.10

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Solution

The fourth proportional to 156,688,155.10, 219,590,165.30 and 156,688,155.10 is: 219,590,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,688,155.10 : 219,590,165.30 = 156,688,155.10 : x
  2. Step 2: Convert to fraction form
    156,688,155.10/219,590,165.30 = 156,688,155.10/x
  3. Step 3: Cross multiply
    156,688,155.10x = 219,590,165.30 × 156,688,155.10
  4. Step 4: Simplify right side
    156,688,155.10x = 34,407,177,878,961,040
  5. Step 5: Solve for x
    x = 34,407,177,878,961,040/156,688,155.10
  6. Step 6: Final answer
    x = 219,590,165.30

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.