Home / 169,908,038.20-254,484,143.70-139,674,950.20

Finding the Fourth Proportional to 169,908,038.20, 254,484,143.70 and 139,674,950.20

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Solution

The fourth proportional to 169,908,038.20, 254,484,143.70 and 139,674,950.20 is: 209,201,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,908,038.20 : 254,484,143.70 = 139,674,950.20 : x
  2. Step 2: Convert to fraction form
    169,908,038.20/254,484,143.70 = 139,674,950.20/x
  3. Step 3: Cross multiply
    169,908,038.20x = 254,484,143.70 × 139,674,950.20
  4. Step 4: Simplify right side
    169,908,038.20x = 35,545,060,097,987,140
  5. Step 5: Solve for x
    x = 35,545,060,097,987,140/169,908,038.20
  6. Step 6: Final answer
    x = 209,201,756.87

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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.