Home / 93,820,185,648.72-129,470,936,381.64-50,998,120,702.56

Finding the Fourth Proportional to 93,820,185,648.72, 129,470,936,381.64 and 50,998,120,702.56

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Solution

The fourth proportional to 93,820,185,648.72, 129,470,936,381.64 and 50,998,120,702.56 is: 70,376,906,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,820,185,648.72 : 129,470,936,381.64 = 50,998,120,702.56 : x
  2. Step 2: Convert to fraction form
    93,820,185,648.72/129,470,936,381.64 = 50,998,120,702.56/x
  3. Step 3: Cross multiply
    93,820,185,648.72x = 129,470,936,381.64 × 50,998,120,702.56
  4. Step 4: Simplify right side
    93,820,185,648.72x = 6,602,774,441,064,343,273,472
  5. Step 5: Solve for x
    x = 6,602,774,441,064,343,273,472/93,820,185,648.72
  6. Step 6: Final answer
    x = 70,376,906,583.69

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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.