Home / 1,533,720,021.60-2,300,580,032.40-1,288,832,008.80

Finding the Fourth Proportional to 1,533,720,021.60, 2,300,580,032.40 and 1,288,832,008.80

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Solution

The fourth proportional to 1,533,720,021.60, 2,300,580,032.40 and 1,288,832,008.80 is: 1,933,248,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,720,021.60 : 2,300,580,032.40 = 1,288,832,008.80 : x
  2. Step 2: Convert to fraction form
    1,533,720,021.60/2,300,580,032.40 = 1,288,832,008.80/x
  3. Step 3: Cross multiply
    1,533,720,021.60x = 2,300,580,032.40 × 1,288,832,008.80
  4. Step 4: Simplify right side
    1,533,720,021.60x = 2,965,061,184,563,260,928
  5. Step 5: Solve for x
    x = 2,965,061,184,563,260,928/1,533,720,021.60
  6. Step 6: Final answer
    x = 1,933,248,013.20

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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.