Home / 91,736,140.50-126,594,236.48-49,918,779.72

Finding the Fourth Proportional to 91,736,140.50, 126,594,236.48 and 49,918,779.72

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Solution

The fourth proportional to 91,736,140.50, 126,594,236.48 and 49,918,779.72 is: 68,887,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,736,140.50 : 126,594,236.48 = 49,918,779.72 : x
  2. Step 2: Convert to fraction form
    91,736,140.50/126,594,236.48 = 49,918,779.72/x
  3. Step 3: Cross multiply
    91,736,140.50x = 126,594,236.48 × 49,918,779.72
  4. Step 4: Simplify right side
    91,736,140.50x = 6,319,429,804,666,708
  5. Step 5: Solve for x
    x = 6,319,429,804,666,708/91,736,140.50
  6. Step 6: Final answer
    x = 68,887,025.01

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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.