Home / 108,913,313.76-150,300,399.60-59,353,702.08

Finding the Fourth Proportional to 108,913,313.76, 150,300,399.60 and 59,353,702.08

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Solution

The fourth proportional to 108,913,313.76, 150,300,399.60 and 59,353,702.08 is: 81,908,123.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,913,313.76 : 150,300,399.60 = 59,353,702.08 : x
  2. Step 2: Convert to fraction form
    108,913,313.76/150,300,399.60 = 59,353,702.08/x
  3. Step 3: Cross multiply
    108,913,313.76x = 150,300,399.60 × 59,353,702.08
  4. Step 4: Simplify right side
    108,913,313.76x = 8,920,885,140,363,351
  5. Step 5: Solve for x
    x = 8,920,885,140,363,351/108,913,313.76
  6. Step 6: Final answer
    x = 81,908,123.37

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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.