Home / 869,786,862,680.55-1,200,343,072,548.40-484,411,146,736.44

Finding the Fourth Proportional to 869,786,862,680.55, 1,200,343,072,548.40 and 484,411,146,736.44

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Solution

The fourth proportional to 869,786,862,680.55, 1,200,343,072,548.40 and 484,411,146,736.44 is: 668,508,101,465.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,786,862,680.55 : 1,200,343,072,548.40 = 484,411,146,736.44 : x
  2. Step 2: Convert to fraction form
    869,786,862,680.55/1,200,343,072,548.40 = 484,411,146,736.44/x
  3. Step 3: Cross multiply
    869,786,862,680.55x = 1,200,343,072,548.40 × 484,411,146,736.44
  4. Step 4: Simplify right side
    869,786,862,680.55x = 581,459,564,250,312,191,508,480
  5. Step 5: Solve for x
    x = 581,459,564,250,312,191,508,480/869,786,862,680.55
  6. Step 6: Final answer
    x = 668,508,101,465.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.