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Finding the Fourth Proportional to 376,502,085.52, 563,019,420.40 and 358,135,484.56

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Solution

The fourth proportional to 376,502,085.52, 563,019,420.40 and 358,135,484.56 is: 535,554,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,502,085.52 : 563,019,420.40 = 358,135,484.56 : x
  2. Step 2: Convert to fraction form
    376,502,085.52/563,019,420.40 = 358,135,484.56/x
  3. Step 3: Cross multiply
    376,502,085.52x = 563,019,420.40 × 358,135,484.56
  4. Step 4: Simplify right side
    376,502,085.52x = 201,637,232,941,644,352
  5. Step 5: Solve for x
    x = 201,637,232,941,644,352/376,502,085.52
  6. Step 6: Final answer
    x = 535,554,093.05

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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.