Home / 1,766,294,406.51-2,437,502,400.78-973,368,835.72

Finding the Fourth Proportional to 1,766,294,406.51, 2,437,502,400.78 and 973,368,835.72

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Solution

The fourth proportional to 1,766,294,406.51, 2,437,502,400.78 and 973,368,835.72 is: 1,343,257,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,294,406.51 : 2,437,502,400.78 = 973,368,835.72 : x
  2. Step 2: Convert to fraction form
    1,766,294,406.51/2,437,502,400.78 = 973,368,835.72/x
  3. Step 3: Cross multiply
    1,766,294,406.51x = 2,437,502,400.78 × 973,368,835.72
  4. Step 4: Simplify right side
    1,766,294,406.51x = 2,372,588,873,911,933,440
  5. Step 5: Solve for x
    x = 2,372,588,873,911,933,440/1,766,294,406.51
  6. Step 6: Final answer
    x = 1,343,257,876.59

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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.