Home / 21,761,174,430.80-32,641,761,646.20-7,973,094,712.40

Finding the Fourth Proportional to 21,761,174,430.80, 32,641,761,646.20 and 7,973,094,712.40

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Solution

The fourth proportional to 21,761,174,430.80, 32,641,761,646.20 and 7,973,094,712.40 is: 11,959,642,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,174,430.80 : 32,641,761,646.20 = 7,973,094,712.40 : x
  2. Step 2: Convert to fraction form
    21,761,174,430.80/32,641,761,646.20 = 7,973,094,712.40/x
  3. Step 3: Cross multiply
    21,761,174,430.80x = 32,641,761,646.20 × 7,973,094,712.40
  4. Step 4: Simplify right side
    21,761,174,430.80x = 260,255,857,184,738,344,960
  5. Step 5: Solve for x
    x = 260,255,857,184,738,344,960/21,761,174,430.80
  6. Step 6: Final answer
    x = 11,959,642,068.60

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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.