Home / 1,533,720,014.60-2,300,580,021.90-1,288,832,001.80

Finding the Fourth Proportional to 1,533,720,014.60, 2,300,580,021.90 and 1,288,832,001.80

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Solution

The fourth proportional to 1,533,720,014.60, 2,300,580,021.90 and 1,288,832,001.80 is: 1,933,248,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,720,014.60 : 2,300,580,021.90 = 1,288,832,001.80 : x
  2. Step 2: Convert to fraction form
    1,533,720,014.60/2,300,580,021.90 = 1,288,832,001.80/x
  3. Step 3: Cross multiply
    1,533,720,014.60x = 2,300,580,021.90 × 1,288,832,001.80
  4. Step 4: Simplify right side
    1,533,720,014.60x = 2,965,061,154,926,465,024
  5. Step 5: Solve for x
    x = 2,965,061,154,926,465,024/1,533,720,014.60
  6. Step 6: Final answer
    x = 1,933,248,002.70

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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.