Home / 710,575,797.20-1,065,863,695.80-193,070,361.20

Finding the Fourth Proportional to 710,575,797.20, 1,065,863,695.80 and 193,070,361.20

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Solution

The fourth proportional to 710,575,797.20, 1,065,863,695.80 and 193,070,361.20 is: 289,605,541.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,575,797.20 : 1,065,863,695.80 = 193,070,361.20 : x
  2. Step 2: Convert to fraction form
    710,575,797.20/1,065,863,695.80 = 193,070,361.20/x
  3. Step 3: Cross multiply
    710,575,797.20x = 1,065,863,695.80 × 193,070,361.20
  4. Step 4: Simplify right side
    710,575,797.20x = 205,786,688,738,072,896
  5. Step 5: Solve for x
    x = 205,786,688,738,072,896/710,575,797.20
  6. Step 6: Final answer
    x = 289,605,541.80

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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.