Home / 866,316,192.31-1,299,472,267.65-569,061,459.02

Finding the Fourth Proportional to 866,316,192.31, 1,299,472,267.65 and 569,061,459.02

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Solution

The fourth proportional to 866,316,192.31, 1,299,472,267.65 and 569,061,459.02 is: 853,590,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,316,192.31 : 1,299,472,267.65 = 569,061,459.02 : x
  2. Step 2: Convert to fraction form
    866,316,192.31/1,299,472,267.65 = 569,061,459.02/x
  3. Step 3: Cross multiply
    866,316,192.31x = 1,299,472,267.65 × 569,061,459.02
  4. Step 4: Simplify right side
    866,316,192.31x = 739,479,584,584,936,960
  5. Step 5: Solve for x
    x = 739,479,584,584,936,960/866,316,192.31
  6. Step 6: Final answer
    x = 853,590,861.11

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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.