Home / 56,862,078.40-85,293,117.60-46,658,411.20

Finding the Fourth Proportional to 56,862,078.40, 85,293,117.60 and 46,658,411.20

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Solution

The fourth proportional to 56,862,078.40, 85,293,117.60 and 46,658,411.20 is: 69,987,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,862,078.40 : 85,293,117.60 = 46,658,411.20 : x
  2. Step 2: Convert to fraction form
    56,862,078.40/85,293,117.60 = 46,658,411.20/x
  3. Step 3: Cross multiply
    56,862,078.40x = 85,293,117.60 × 46,658,411.20
  4. Step 4: Simplify right side
    56,862,078.40x = 3,979,641,353,510,757
  5. Step 5: Solve for x
    x = 3,979,641,353,510,757/56,862,078.40
  6. Step 6: Final answer
    x = 69,987,616.80

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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.