Home / 1,376,114,803.83-2,064,291,108.12-380,135,484.81

Finding the Fourth Proportional to 1,376,114,803.83, 2,064,291,108.12 and 380,135,484.81

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Solution

The fourth proportional to 1,376,114,803.83, 2,064,291,108.12 and 380,135,484.81 is: 570,236,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,114,803.83 : 2,064,291,108.12 = 380,135,484.81 : x
  2. Step 2: Convert to fraction form
    1,376,114,803.83/2,064,291,108.12 = 380,135,484.81/x
  3. Step 3: Cross multiply
    1,376,114,803.83x = 2,064,291,108.12 × 380,135,484.81
  4. Step 4: Simplify right side
    1,376,114,803.83x = 784,710,301,174,168,320
  5. Step 5: Solve for x
    x = 784,710,301,174,168,320/1,376,114,803.83
  6. Step 6: Final answer
    x = 570,236,072.59

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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.