Home / 93,346,545.33-128,814,856.41-51,529,712.79

Finding the Fourth Proportional to 93,346,545.33, 128,814,856.41 and 51,529,712.79

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Solution

The fourth proportional to 93,346,545.33, 128,814,856.41 and 51,529,712.79 is: 71,109,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346,545.33 : 128,814,856.41 = 51,529,712.79 : x
  2. Step 2: Convert to fraction form
    93,346,545.33/128,814,856.41 = 51,529,712.79/x
  3. Step 3: Cross multiply
    93,346,545.33x = 128,814,856.41 × 51,529,712.79
  4. Step 4: Simplify right side
    93,346,545.33x = 6,637,792,553,892,390
  5. Step 5: Solve for x
    x = 6,637,792,553,892,390/93,346,545.33
  6. Step 6: Final answer
    x = 71,109,139.93

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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.