Home / 861,927,735,666.65-1,292,892,847,829.40-351,986,502,752.33

Finding the Fourth Proportional to 861,927,735,666.65, 1,292,892,847,829.40 and 351,986,502,752.33

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Solution

The fourth proportional to 861,927,735,666.65, 1,292,892,847,829.40 and 351,986,502,752.33 is: 527,980,262,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,927,735,666.65 : 1,292,892,847,829.40 = 351,986,502,752.33 : x
  2. Step 2: Convert to fraction form
    861,927,735,666.65/1,292,892,847,829.40 = 351,986,502,752.33/x
  3. Step 3: Cross multiply
    861,927,735,666.65x = 1,292,892,847,829.40 × 351,986,502,752.33
  4. Step 4: Simplify right side
    861,927,735,666.65x = 455,080,831,940,970,862,870,528
  5. Step 5: Solve for x
    x = 455,080,831,940,970,862,870,528/861,927,735,666.65
  6. Step 6: Final answer
    x = 527,980,262,276.85

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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.