Home / 1,455,052,512.60-2,182,547,256.15-405,762,719.04

Finding the Fourth Proportional to 1,455,052,512.60, 2,182,547,256.15 and 405,762,719.04

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Solution

The fourth proportional to 1,455,052,512.60, 2,182,547,256.15 and 405,762,719.04 is: 608,635,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,052,512.60 : 2,182,547,256.15 = 405,762,719.04 : x
  2. Step 2: Convert to fraction form
    1,455,052,512.60/2,182,547,256.15 = 405,762,719.04/x
  3. Step 3: Cross multiply
    1,455,052,512.60x = 2,182,547,256.15 × 405,762,719.04
  4. Step 4: Simplify right side
    1,455,052,512.60x = 885,596,309,088,715,392
  5. Step 5: Solve for x
    x = 885,596,309,088,715,392/1,455,052,512.60
  6. Step 6: Final answer
    x = 608,635,290.77

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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.