Home / 779,465,670-1,168,849,050.12-464,480,254.32

Finding the Fourth Proportional to 779,465,670, 1,168,849,050.12 and 464,480,254.32

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Solution

The fourth proportional to 779,465,670, 1,168,849,050.12 and 464,480,254.32 is: 696,512,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,465,670 : 1,168,849,050.12 = 464,480,254.32 : x
  2. Step 2: Convert to fraction form
    779,465,670/1,168,849,050.12 = 464,480,254.32/x
  3. Step 3: Cross multiply
    779,465,670x = 1,168,849,050.12 × 464,480,254.32
  4. Step 4: Simplify right side
    779,465,670x = 542,907,304,061,427,968
  5. Step 5: Solve for x
    x = 542,907,304,061,427,968/779,465,670
  6. Step 6: Final answer
    x = 696,512,142.81

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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.