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Finding the Fourth Proportional to 245,670,752,726.55, 368,506,129,089.82 and 245,670,752,726.55

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Solution

The fourth proportional to 245,670,752,726.55, 368,506,129,089.82 and 245,670,752,726.55 is: 368,506,129,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,670,752,726.55 : 368,506,129,089.82 = 245,670,752,726.55 : x
  2. Step 2: Convert to fraction form
    245,670,752,726.55/368,506,129,089.82 = 245,670,752,726.55/x
  3. Step 3: Cross multiply
    245,670,752,726.55x = 368,506,129,089.82 × 245,670,752,726.55
  4. Step 4: Simplify right side
    245,670,752,726.55x = 90,531,178,117,843,287,801,856
  5. Step 5: Solve for x
    x = 90,531,178,117,843,287,801,856/245,670,752,726.55
  6. Step 6: Final answer
    x = 368,506,129,089.82

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1.5x scale

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.