Home / 1,103,658,109.41-1,654,123,968.53-947,111,534.04

Finding the Fourth Proportional to 1,103,658,109.41, 1,654,123,968.53 and 947,111,534.04

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Solution

The fourth proportional to 1,103,658,109.41, 1,654,123,968.53 and 947,111,534.04 is: 1,419,497,465.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,658,109.41 : 1,654,123,968.53 = 947,111,534.04 : x
  2. Step 2: Convert to fraction form
    1,103,658,109.41/1,654,123,968.53 = 947,111,534.04/x
  3. Step 3: Cross multiply
    1,103,658,109.41x = 1,654,123,968.53 × 947,111,534.04
  4. Step 4: Simplify right side
    1,103,658,109.41x = 1,566,639,889,320,878,080
  5. Step 5: Solve for x
    x = 1,566,639,889,320,878,080/1,103,658,109.41
  6. Step 6: Final answer
    x = 1,419,497,465.72

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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.