Home / 1,178,064,005.10-1,767,096,007.65-401,451,557.10

Finding the Fourth Proportional to 1,178,064,005.10, 1,767,096,007.65 and 401,451,557.10

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Solution

The fourth proportional to 1,178,064,005.10, 1,767,096,007.65 and 401,451,557.10 is: 602,177,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,064,005.10 : 1,767,096,007.65 = 401,451,557.10 : x
  2. Step 2: Convert to fraction form
    1,178,064,005.10/1,767,096,007.65 = 401,451,557.10/x
  3. Step 3: Cross multiply
    1,178,064,005.10x = 1,767,096,007.65 × 401,451,557.10
  4. Step 4: Simplify right side
    1,178,064,005.10x = 709,403,443,816,286,080
  5. Step 5: Solve for x
    x = 709,403,443,816,286,080/1,178,064,005.10
  6. Step 6: Final answer
    x = 602,177,335.65

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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.