Home / 1,449,663,830.65-2,174,098,886.11-400,151,142.53

Finding the Fourth Proportional to 1,449,663,830.65, 2,174,098,886.11 and 400,151,142.53

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Solution

The fourth proportional to 1,449,663,830.65, 2,174,098,886.11 and 400,151,142.53 is: 600,117,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,663,830.65 : 2,174,098,886.11 = 400,151,142.53 : x
  2. Step 2: Convert to fraction form
    1,449,663,830.65/2,174,098,886.11 = 400,151,142.53/x
  3. Step 3: Cross multiply
    1,449,663,830.65x = 2,174,098,886.11 × 400,151,142.53
  4. Step 4: Simplify right side
    1,449,663,830.65x = 869,968,153,245,638,528
  5. Step 5: Solve for x
    x = 869,968,153,245,638,528/1,449,663,830.65
  6. Step 6: Final answer
    x = 600,117,168.45

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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.