Home / 21,527,779,430.60-32,291,669,145.90-15,723,026,534.60

Finding the Fourth Proportional to 21,527,779,430.60, 32,291,669,145.90 and 15,723,026,534.60

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Solution

The fourth proportional to 21,527,779,430.60, 32,291,669,145.90 and 15,723,026,534.60 is: 23,584,539,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527,779,430.60 : 32,291,669,145.90 = 15,723,026,534.60 : x
  2. Step 2: Convert to fraction form
    21,527,779,430.60/32,291,669,145.90 = 15,723,026,534.60/x
  3. Step 3: Cross multiply
    21,527,779,430.60x = 32,291,669,145.90 × 15,723,026,534.60
  4. Step 4: Simplify right side
    21,527,779,430.60x = 507,722,770,827,509,825,536
  5. Step 5: Solve for x
    x = 507,722,770,827,509,825,536/21,527,779,430.60
  6. Step 6: Final answer
    x = 23,584,539,801.90

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Double scale
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Similar ratio
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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.