Home / 502,563,162.40-753,861,539.76-139,027,075.36

Finding the Fourth Proportional to 502,563,162.40, 753,861,539.76 and 139,027,075.36

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Solution

The fourth proportional to 502,563,162.40, 753,861,539.76 and 139,027,075.36 is: 208,545,259.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,563,162.40 : 753,861,539.76 = 139,027,075.36 : x
  2. Step 2: Convert to fraction form
    502,563,162.40/753,861,539.76 = 139,027,075.36/x
  3. Step 3: Cross multiply
    502,563,162.40x = 753,861,539.76 × 139,027,075.36
  4. Step 4: Simplify right side
    502,563,162.40x = 104,807,165,099,219,168
  5. Step 5: Solve for x
    x = 104,807,165,099,219,168/502,563,162.40
  6. Step 6: Final answer
    x = 208,545,259.46

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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.