Home / 103,709,592.01-143,114,977.81-56,668,280.23

Finding the Fourth Proportional to 103,709,592.01, 143,114,977.81 and 56,668,280.23

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Solution

The fourth proportional to 103,709,592.01, 143,114,977.81 and 56,668,280.23 is: 78,199,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,709,592.01 : 143,114,977.81 = 56,668,280.23 : x
  2. Step 2: Convert to fraction form
    103,709,592.01/143,114,977.81 = 56,668,280.23/x
  3. Step 3: Cross multiply
    103,709,592.01x = 143,114,977.81 × 56,668,280.23
  4. Step 4: Simplify right side
    103,709,592.01x = 8,110,079,667,897,041
  5. Step 5: Solve for x
    x = 8,110,079,667,897,041/103,709,592.01
  6. Step 6: Final answer
    x = 78,199,899.46

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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.