Home / 873,174,199,640.12-1,308,590,547,843.40-679,571,049,616.80

Finding the Fourth Proportional to 873,174,199,640.12, 1,308,590,547,843.40 and 679,571,049,616.80

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Solution

The fourth proportional to 873,174,199,640.12, 1,308,590,547,843.40 and 679,571,049,616.80 is: 1,018,445,405,834.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,174,199,640.12 : 1,308,590,547,843.40 = 679,571,049,616.80 : x
  2. Step 2: Convert to fraction form
    873,174,199,640.12/1,308,590,547,843.40 = 679,571,049,616.80/x
  3. Step 3: Cross multiply
    873,174,199,640.12x = 1,308,590,547,843.40 × 679,571,049,616.80
  4. Step 4: Simplify right side
    873,174,199,640.12x = 889,280,252,116,562,687,819,776
  5. Step 5: Solve for x
    x = 889,280,252,116,562,687,819,776/873,174,199,640.12
  6. Step 6: Final answer
    x = 1,018,445,405,834.35

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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.