Home / 21,529,248,001.60-32,293,872,002.40-6,811,780,763.20

Finding the Fourth Proportional to 21,529,248,001.60, 32,293,872,002.40 and 6,811,780,763.20

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Solution

The fourth proportional to 21,529,248,001.60, 32,293,872,002.40 and 6,811,780,763.20 is: 10,217,671,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529,248,001.60 : 32,293,872,002.40 = 6,811,780,763.20 : x
  2. Step 2: Convert to fraction form
    21,529,248,001.60/32,293,872,002.40 = 6,811,780,763.20/x
  3. Step 3: Cross multiply
    21,529,248,001.60x = 32,293,872,002.40 × 6,811,780,763.20
  4. Step 4: Simplify right side
    21,529,248,001.60x = 219,978,776,075,191,386,112
  5. Step 5: Solve for x
    x = 219,978,776,075,191,386,112/21,529,248,001.60
  6. Step 6: Final answer
    x = 10,217,671,144.80

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Double scale
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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.