Home / 130,474,756.80-195,863,248.80-70,008,580.80

Finding the Fourth Proportional to 130,474,756.80, 195,863,248.80 and 70,008,580.80

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Solution

The fourth proportional to 130,474,756.80, 195,863,248.80 and 70,008,580.80 is: 105,093,953.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,474,756.80 : 195,863,248.80 = 70,008,580.80 : x
  2. Step 2: Convert to fraction form
    130,474,756.80/195,863,248.80 = 70,008,580.80/x
  3. Step 3: Cross multiply
    130,474,756.80x = 195,863,248.80 × 70,008,580.80
  4. Step 4: Simplify right side
    130,474,756.80x = 13,712,108,079,365,304
  5. Step 5: Solve for x
    x = 13,712,108,079,365,304/130,474,756.80
  6. Step 6: Final answer
    x = 105,093,953.92

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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.