Home / 147,562,697,853.32-203,636,619,122.10-79,897,333,908.20

Finding the Fourth Proportional to 147,562,697,853.32, 203,636,619,122.10 and 79,897,333,908.20

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Solution

The fourth proportional to 147,562,697,853.32, 203,636,619,122.10 and 79,897,333,908.20 is: 110,258,372,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,562,697,853.32 : 203,636,619,122.10 = 79,897,333,908.20 : x
  2. Step 2: Convert to fraction form
    147,562,697,853.32/203,636,619,122.10 = 79,897,333,908.20/x
  3. Step 3: Cross multiply
    147,562,697,853.32x = 203,636,619,122.10 × 79,897,333,908.20
  4. Step 4: Simplify right side
    147,562,697,853.32x = 16,270,022,953,934,352,547,840
  5. Step 5: Solve for x
    x = 16,270,022,953,934,352,547,840/147,562,697,853.32
  6. Step 6: Final answer
    x = 110,258,372,817.95

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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.