Home / 113,554,510.40-170,107,816.80-67,980,929.60

Finding the Fourth Proportional to 113,554,510.40, 170,107,816.80 and 67,980,929.60

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Solution

The fourth proportional to 113,554,510.40, 170,107,816.80 and 67,980,929.60 is: 101,837,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,554,510.40 : 170,107,816.80 = 67,980,929.60 : x
  2. Step 2: Convert to fraction form
    113,554,510.40/170,107,816.80 = 67,980,929.60/x
  3. Step 3: Cross multiply
    113,554,510.40x = 170,107,816.80 × 67,980,929.60
  4. Step 4: Simplify right side
    113,554,510.40x = 11,564,087,518,290,498
  5. Step 5: Solve for x
    x = 11,564,087,518,290,498/113,554,510.40
  6. Step 6: Final answer
    x = 101,837,324.45

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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.