Home / 282,778,024,622.62-390,233,570,901.24-154,319,473,546.24

Finding the Fourth Proportional to 282,778,024,622.62, 390,233,570,901.24 and 154,319,473,546.24

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Solution

The fourth proportional to 282,778,024,622.62, 390,233,570,901.24 and 154,319,473,546.24 is: 212,960,817,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,778,024,622.62 : 390,233,570,901.24 = 154,319,473,546.24 : x
  2. Step 2: Convert to fraction form
    282,778,024,622.62/390,233,570,901.24 = 154,319,473,546.24/x
  3. Step 3: Cross multiply
    282,778,024,622.62x = 390,233,570,901.24 × 154,319,473,546.24
  4. Step 4: Simplify right side
    282,778,024,622.62x = 60,220,639,221,548,675,235,840
  5. Step 5: Solve for x
    x = 60,220,639,221,548,675,235,840/282,778,024,622.62
  6. Step 6: Final answer
    x = 212,960,817,241.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.