Home / 105,336,260.12-157,831,847.12-56,099,838.40

Finding the Fourth Proportional to 105,336,260.12, 157,831,847.12 and 56,099,838.40

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Solution

The fourth proportional to 105,336,260.12, 157,831,847.12 and 56,099,838.40 is: 84,057,864.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,336,260.12 : 157,831,847.12 = 56,099,838.40 : x
  2. Step 2: Convert to fraction form
    105,336,260.12/157,831,847.12 = 56,099,838.40/x
  3. Step 3: Cross multiply
    105,336,260.12x = 157,831,847.12 × 56,099,838.40
  4. Step 4: Simplify right side
    105,336,260.12x = 8,854,341,117,551,176
  5. Step 5: Solve for x
    x = 8,854,341,117,551,176/105,336,260.12
  6. Step 6: Final answer
    x = 84,057,864.85

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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.