Home / 955,593,282.98-1,431,929,740.17-643,547,071.01

Finding the Fourth Proportional to 955,593,282.98, 1,431,929,740.17 and 643,547,071.01

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Solution

The fourth proportional to 955,593,282.98, 1,431,929,740.17 and 643,547,071.01 is: 964,337,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,593,282.98 : 1,431,929,740.17 = 643,547,071.01 : x
  2. Step 2: Convert to fraction form
    955,593,282.98/1,431,929,740.17 = 643,547,071.01/x
  3. Step 3: Cross multiply
    955,593,282.98x = 1,431,929,740.17 × 643,547,071.01
  4. Step 4: Simplify right side
    955,593,282.98x = 921,514,190,178,513,920
  5. Step 5: Solve for x
    x = 921,514,190,178,513,920/955,593,282.98
  6. Step 6: Final answer
    x = 964,337,241.16

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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.