Home / 57,798,758.18-79,685,126.84-45,916,994.90

Finding the Fourth Proportional to 57,798,758.18, 79,685,126.84 and 45,916,994.90

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Solution

The fourth proportional to 57,798,758.18, 79,685,126.84 and 45,916,994.90 is: 63,304,155.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798,758.18 : 79,685,126.84 = 45,916,994.90 : x
  2. Step 2: Convert to fraction form
    57,798,758.18/79,685,126.84 = 45,916,994.90/x
  3. Step 3: Cross multiply
    57,798,758.18x = 79,685,126.84 × 45,916,994.90
  4. Step 4: Simplify right side
    57,798,758.18x = 3,658,901,563,032,139
  5. Step 5: Solve for x
    x = 3,658,901,563,032,139/57,798,758.18
  6. Step 6: Final answer
    x = 63,304,155.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.