Home / 403,051,618,781.64-604,579,688,125.35-134,439,861,767.94

Finding the Fourth Proportional to 403,051,618,781.64, 604,579,688,125.35 and 134,439,861,767.94

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Solution

The fourth proportional to 403,051,618,781.64, 604,579,688,125.35 and 134,439,861,767.94 is: 201,660,546,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,051,618,781.64 : 604,579,688,125.35 = 134,439,861,767.94 : x
  2. Step 2: Convert to fraction form
    403,051,618,781.64/604,579,688,125.35 = 134,439,861,767.94/x
  3. Step 3: Cross multiply
    403,051,618,781.64x = 604,579,688,125.35 × 134,439,861,767.94
  4. Step 4: Simplify right side
    403,051,618,781.64x = 81,279,609,699,276,328,796,160
  5. Step 5: Solve for x
    x = 81,279,609,699,276,328,796,160/403,051,618,781.64
  6. Step 6: Final answer
    x = 201,660,546,470.38

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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.