Home / 861,927,735,588.96-1,292,892,847,712.50-351,986,502,673.95

Finding the Fourth Proportional to 861,927,735,588.96, 1,292,892,847,712.50 and 351,986,502,673.95

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Solution

The fourth proportional to 861,927,735,588.96, 1,292,892,847,712.50 and 351,986,502,673.95 is: 527,980,262,159.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,927,735,588.96 : 1,292,892,847,712.50 = 351,986,502,673.95 : x
  2. Step 2: Convert to fraction form
    861,927,735,588.96/1,292,892,847,712.50 = 351,986,502,673.95/x
  3. Step 3: Cross multiply
    861,927,735,588.96x = 1,292,892,847,712.50 × 351,986,502,673.95
  4. Step 4: Simplify right side
    861,927,735,588.96x = 455,080,831,798,486,732,111,872
  5. Step 5: Solve for x
    x = 455,080,831,798,486,732,111,872/861,927,735,588.96
  6. Step 6: Final answer
    x = 527,980,262,159.13

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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.