Home / 1,304,960,893.75-1,800,845,933.07-710,249,642.29

Finding the Fourth Proportional to 1,304,960,893.75, 1,800,845,933.07 and 710,249,642.29

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Solution

The fourth proportional to 1,304,960,893.75, 1,800,845,933.07 and 710,249,642.29 is: 980,144,451.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,960,893.75 : 1,800,845,933.07 = 710,249,642.29 : x
  2. Step 2: Convert to fraction form
    1,304,960,893.75/1,800,845,933.07 = 710,249,642.29/x
  3. Step 3: Cross multiply
    1,304,960,893.75x = 1,800,845,933.07 × 710,249,642.29
  4. Step 4: Simplify right side
    1,304,960,893.75x = 1,279,050,179,782,368,768
  5. Step 5: Solve for x
    x = 1,279,050,179,782,368,768/1,304,960,893.75
  6. Step 6: Final answer
    x = 980,144,451.77

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Double scale
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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.