Home / 56,167,430.80-84,251,146.20-47,097,504.40

Finding the Fourth Proportional to 56,167,430.80, 84,251,146.20 and 47,097,504.40

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Solution

The fourth proportional to 56,167,430.80, 84,251,146.20 and 47,097,504.40 is: 70,646,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,430.80 : 84,251,146.20 = 47,097,504.40 : x
  2. Step 2: Convert to fraction form
    56,167,430.80/84,251,146.20 = 47,097,504.40/x
  3. Step 3: Cross multiply
    56,167,430.80x = 84,251,146.20 × 47,097,504.40
  4. Step 4: Simplify right side
    56,167,430.80x = 3,968,018,728,859,543.50
  5. Step 5: Solve for x
    x = 3,968,018,728,859,543.50/56,167,430.80
  6. Step 6: Final answer
    x = 70,646,256.60

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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.