Home / 253,285,471.55-349,537,520.45-145,935,464.67

Finding the Fourth Proportional to 253,285,471.55, 349,537,520.45 and 145,935,464.67

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Solution

The fourth proportional to 253,285,471.55, 349,537,520.45 and 145,935,464.67 is: 201,392,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,285,471.55 : 349,537,520.45 = 145,935,464.67 : x
  2. Step 2: Convert to fraction form
    253,285,471.55/349,537,520.45 = 145,935,464.67/x
  3. Step 3: Cross multiply
    253,285,471.55x = 349,537,520.45 × 145,935,464.67
  4. Step 4: Simplify right side
    253,285,471.55x = 51,009,920,464,977,192
  5. Step 5: Solve for x
    x = 51,009,920,464,977,192/253,285,471.55
  6. Step 6: Final answer
    x = 201,392,998.00

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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.