Home / 1,492,997,009.70-2,239,495,514.55-1,347,878,187.30

Finding the Fourth Proportional to 1,492,997,009.70, 2,239,495,514.55 and 1,347,878,187.30

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Solution

The fourth proportional to 1,492,997,009.70, 2,239,495,514.55 and 1,347,878,187.30 is: 2,021,817,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,997,009.70 : 2,239,495,514.55 = 1,347,878,187.30 : x
  2. Step 2: Convert to fraction form
    1,492,997,009.70/2,239,495,514.55 = 1,347,878,187.30/x
  3. Step 3: Cross multiply
    1,492,997,009.70x = 2,239,495,514.55 × 1,347,878,187.30
  4. Step 4: Simplify right side
    1,492,997,009.70x = 3,018,567,154,618,135,040
  5. Step 5: Solve for x
    x = 3,018,567,154,618,135,040/1,492,997,009.70
  6. Step 6: Final answer
    x = 2,021,817,280.95

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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.