Home / 93,023,295.12-128,373,779.58-50,638,073.12

Finding the Fourth Proportional to 93,023,295.12, 128,373,779.58 and 50,638,073.12

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Solution

The fourth proportional to 93,023,295.12, 128,373,779.58 and 50,638,073.12 is: 69,881,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,023,295.12 : 128,373,779.58 = 50,638,073.12 : x
  2. Step 2: Convert to fraction form
    93,023,295.12/128,373,779.58 = 50,638,073.12/x
  3. Step 3: Cross multiply
    93,023,295.12x = 128,373,779.58 × 50,638,073.12
  4. Step 4: Simplify right side
    93,023,295.12x = 6,500,600,837,073,430
  5. Step 5: Solve for x
    x = 6,500,600,837,073,430/93,023,295.12
  6. Step 6: Final answer
    x = 69,881,429.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.