Home / 861,927,735,589.50-1,292,892,847,713.30-351,986,502,674.46

Finding the Fourth Proportional to 861,927,735,589.50, 1,292,892,847,713.30 and 351,986,502,674.46

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Solution

The fourth proportional to 861,927,735,589.50, 1,292,892,847,713.30 and 351,986,502,674.46 is: 527,980,262,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,927,735,589.50 : 1,292,892,847,713.30 = 351,986,502,674.46 : x
  2. Step 2: Convert to fraction form
    861,927,735,589.50/1,292,892,847,713.30 = 351,986,502,674.46/x
  3. Step 3: Cross multiply
    861,927,735,589.50x = 1,292,892,847,713.30 × 351,986,502,674.46
  4. Step 4: Simplify right side
    861,927,735,589.50x = 455,080,831,799,427,732,602,880
  5. Step 5: Solve for x
    x = 455,080,831,799,427,732,602,880/861,927,735,589.50
  6. Step 6: Final answer
    x = 527,980,262,159.89

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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.