Home / 93,346,734.70-128,815,117.71-51,529,902.50

Finding the Fourth Proportional to 93,346,734.70, 128,815,117.71 and 51,529,902.50

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Solution

The fourth proportional to 93,346,734.70, 128,815,117.71 and 51,529,902.50 is: 71,109,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346,734.70 : 128,815,117.71 = 51,529,902.50 : x
  2. Step 2: Convert to fraction form
    93,346,734.70/128,815,117.71 = 51,529,902.50/x
  3. Step 3: Cross multiply
    93,346,734.70x = 128,815,117.71 × 51,529,902.50
  4. Step 4: Simplify right side
    93,346,734.70x = 6,637,830,456,921,637
  5. Step 5: Solve for x
    x = 6,637,830,456,921,637/93,346,734.70
  6. Step 6: Final answer
    x = 71,109,401.72

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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.