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Finding the Fourth Proportional to 52,885,881.80, 79,328,822.70 and 46,167,417.80

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Solution

The fourth proportional to 52,885,881.80, 79,328,822.70 and 46,167,417.80 is: 69,251,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,885,881.80 : 79,328,822.70 = 46,167,417.80 : x
  2. Step 2: Convert to fraction form
    52,885,881.80/79,328,822.70 = 46,167,417.80/x
  3. Step 3: Cross multiply
    52,885,881.80x = 79,328,822.70 × 46,167,417.80
  4. Step 4: Simplify right side
    52,885,881.80x = 3,662,406,901,173,024
  5. Step 5: Solve for x
    x = 3,662,406,901,173,024/52,885,881.80
  6. Step 6: Final answer
    x = 69,251,126.70

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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.