Home / 1,679,565,555.79-2,519,254,166.63-515,030,849.91

Finding the Fourth Proportional to 1,679,565,555.79, 2,519,254,166.63 and 515,030,849.91

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Solution

The fourth proportional to 1,679,565,555.79, 2,519,254,166.63 and 515,030,849.91 is: 772,517,398.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,565,555.79 : 2,519,254,166.63 = 515,030,849.91 : x
  2. Step 2: Convert to fraction form
    1,679,565,555.79/2,519,254,166.63 = 515,030,849.91/x
  3. Step 3: Cross multiply
    1,679,565,555.79x = 2,519,254,166.63 × 515,030,849.91
  4. Step 4: Simplify right side
    1,679,565,555.79x = 1,297,493,614,576,182,528
  5. Step 5: Solve for x
    x = 1,297,493,614,576,182,528/1,679,565,555.79
  6. Step 6: Final answer
    x = 772,517,398.98

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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.