Home / 1,247,880,750,118.40-1,870,514,701,801.60-522,227,839,830.10

Finding the Fourth Proportional to 1,247,880,750,118.40, 1,870,514,701,801.60 and 522,227,839,830.10

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Solution

The fourth proportional to 1,247,880,750,118.40, 1,870,514,701,801.60 and 522,227,839,830.10 is: 782,795,032,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,880,750,118.40 : 1,870,514,701,801.60 = 522,227,839,830.10 : x
  2. Step 2: Convert to fraction form
    1,247,880,750,118.40/1,870,514,701,801.60 = 522,227,839,830.10/x
  3. Step 3: Cross multiply
    1,247,880,750,118.40x = 1,870,514,701,801.60 × 522,227,839,830.10
  4. Step 4: Simplify right side
    1,247,880,750,118.40x = 976,834,852,092,293,169,545,216
  5. Step 5: Solve for x
    x = 976,834,852,092,293,169,545,216/1,247,880,750,118.40
  6. Step 6: Final answer
    x = 782,795,032,297.45

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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.