Home / 370,574,672-555,865,999.14-111,792,134.24

Finding the Fourth Proportional to 370,574,672, 555,865,999.14 and 111,792,134.24

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Solution

The fourth proportional to 370,574,672, 555,865,999.14 and 111,792,134.24 is: 167,689,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,574,672 : 555,865,999.14 = 111,792,134.24 : x
  2. Step 2: Convert to fraction form
    370,574,672/555,865,999.14 = 111,792,134.24/x
  3. Step 3: Cross multiply
    370,574,672x = 555,865,999.14 × 111,792,134.24
  4. Step 4: Simplify right side
    370,574,672x = 62,141,446,395,310,600
  5. Step 5: Solve for x
    x = 62,141,446,395,310,600/370,574,672
  6. Step 6: Final answer
    x = 167,689,405.38

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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.