Home / 14,486,688,138.30-21,730,032,207.45-4,146,972,042.30

Finding the Fourth Proportional to 14,486,688,138.30, 21,730,032,207.45 and 4,146,972,042.30

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Solution

The fourth proportional to 14,486,688,138.30, 21,730,032,207.45 and 4,146,972,042.30 is: 6,220,458,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,688,138.30 : 21,730,032,207.45 = 4,146,972,042.30 : x
  2. Step 2: Convert to fraction form
    14,486,688,138.30/21,730,032,207.45 = 4,146,972,042.30/x
  3. Step 3: Cross multiply
    14,486,688,138.30x = 21,730,032,207.45 × 4,146,972,042.30
  4. Step 4: Simplify right side
    14,486,688,138.30x = 90,113,836,042,573,709,312
  5. Step 5: Solve for x
    x = 90,113,836,042,573,709,312/14,486,688,138.30
  6. Step 6: Final answer
    x = 6,220,458,063.45

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Double scale
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Similar ratio
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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.