Home / 21,761,184,666.30-32,641,776,999.45-7,973,104,947.90

Finding the Fourth Proportional to 21,761,184,666.30, 32,641,776,999.45 and 7,973,104,947.90

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Solution

The fourth proportional to 21,761,184,666.30, 32,641,776,999.45 and 7,973,104,947.90 is: 11,959,657,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,184,666.30 : 32,641,776,999.45 = 7,973,104,947.90 : x
  2. Step 2: Convert to fraction form
    21,761,184,666.30/32,641,776,999.45 = 7,973,104,947.90/x
  3. Step 3: Cross multiply
    21,761,184,666.30x = 32,641,776,999.45 × 7,973,104,947.90
  4. Step 4: Simplify right side
    21,761,184,666.30x = 260,256,313,702,563,217,408
  5. Step 5: Solve for x
    x = 260,256,313,702,563,217,408/21,761,184,666.30
  6. Step 6: Final answer
    x = 11,959,657,421.85

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1.5x scale

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.