Home / 873,479,376,175.80-1,310,219,064,263.70-714,791,943,881.40

Finding the Fourth Proportional to 873,479,376,175.80, 1,310,219,064,263.70 and 714,791,943,881.40

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Solution

The fourth proportional to 873,479,376,175.80, 1,310,219,064,263.70 and 714,791,943,881.40 is: 1,072,187,915,822.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,479,376,175.80 : 1,310,219,064,263.70 = 714,791,943,881.40 : x
  2. Step 2: Convert to fraction form
    873,479,376,175.80/1,310,219,064,263.70 = 714,791,943,881.40/x
  3. Step 3: Cross multiply
    873,479,376,175.80x = 1,310,219,064,263.70 × 714,791,943,881.40
  4. Step 4: Simplify right side
    873,479,376,175.80x = 936,534,031,855,519,105,286,144
  5. Step 5: Solve for x
    x = 936,534,031,855,519,105,286,144/873,479,376,175.80
  6. Step 6: Final answer
    x = 1,072,187,915,822.10

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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.