Home / 1,366,565,521.51-1,885,862,238.33-740,035,029.97

Finding the Fourth Proportional to 1,366,565,521.51, 1,885,862,238.33 and 740,035,029.97

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Solution

The fourth proportional to 1,366,565,521.51, 1,885,862,238.33 and 740,035,029.97 is: 1,021,249,326.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,565,521.51 : 1,885,862,238.33 = 740,035,029.97 : x
  2. Step 2: Convert to fraction form
    1,366,565,521.51/1,885,862,238.33 = 740,035,029.97/x
  3. Step 3: Cross multiply
    1,366,565,521.51x = 1,885,862,238.33 × 740,035,029.97
  4. Step 4: Simplify right side
    1,366,565,521.51x = 1,395,604,118,061,832,704
  5. Step 5: Solve for x
    x = 1,395,604,118,061,832,704/1,366,565,521.51
  6. Step 6: Final answer
    x = 1,021,249,326.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.