Home / 130,636,330.46-196,075,546.13-65,985,450.24

Finding the Fourth Proportional to 130,636,330.46, 196,075,546.13 and 65,985,450.24

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Solution

The fourth proportional to 130,636,330.46, 196,075,546.13 and 65,985,450.24 is: 99,039,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,636,330.46 : 196,075,546.13 = 65,985,450.24 : x
  2. Step 2: Convert to fraction form
    130,636,330.46/196,075,546.13 = 65,985,450.24/x
  3. Step 3: Cross multiply
    130,636,330.46x = 196,075,546.13 × 65,985,450.24
  4. Step 4: Simplify right side
    130,636,330.46x = 12,938,133,192,606,904
  5. Step 5: Solve for x
    x = 12,938,133,192,606,904/130,636,330.46
  6. Step 6: Final answer
    x = 99,039,318.91

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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.