Home / 130,537,205.84-195,784,527.74-38,399,395.82

Finding the Fourth Proportional to 130,537,205.84, 195,784,527.74 and 38,399,395.82

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Solution

The fourth proportional to 130,537,205.84, 195,784,527.74 and 38,399,395.82 is: 57,592,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,537,205.84 : 195,784,527.74 = 38,399,395.82 : x
  2. Step 2: Convert to fraction form
    130,537,205.84/195,784,527.74 = 38,399,395.82/x
  3. Step 3: Cross multiply
    130,537,205.84x = 195,784,527.74 × 38,399,395.82
  4. Step 4: Simplify right side
    130,537,205.84x = 7,518,007,574,949,111
  5. Step 5: Solve for x
    x = 7,518,007,574,949,111/130,537,205.84
  6. Step 6: Final answer
    x = 57,592,833.60

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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.