Home / 370,574,707.88-555,866,053.26-111,792,170.12

Finding the Fourth Proportional to 370,574,707.88, 555,866,053.26 and 111,792,170.12

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Solution

The fourth proportional to 370,574,707.88, 555,866,053.26 and 111,792,170.12 is: 167,689,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,574,707.88 : 555,866,053.26 = 111,792,170.12 : x
  2. Step 2: Convert to fraction form
    370,574,707.88/555,866,053.26 = 111,792,170.12/x
  3. Step 3: Cross multiply
    370,574,707.88x = 555,866,053.26 × 111,792,170.12
  4. Step 4: Simplify right side
    370,574,707.88x = 62,141,472,389,974,904
  5. Step 5: Solve for x
    x = 62,141,472,389,974,904/370,574,707.88
  6. Step 6: Final answer
    x = 167,689,459.29

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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.